./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.BOUNDED-10.pals.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8f070f995e477b981f132dae6a8669653353990a ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:30:02,804 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:30:02,808 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:30:02,886 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:30:02,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:30:02,894 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:30:02,898 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:30:02,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:30:02,908 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:30:02,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:30:02,918 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:30:02,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:30:02,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:30:02,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:30:02,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:30:02,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:30:02,934 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:30:02,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:30:02,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:30:02,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:30:02,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:30:02,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:30:02,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:30:02,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:30:02,974 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:30:02,975 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:30:02,975 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:30:02,979 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:30:02,980 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:30:02,982 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:30:02,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:30:02,984 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:30:02,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:30:02,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:30:02,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:30:02,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:30:02,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:30:02,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:30:02,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:30:02,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:30:02,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:30:03,000 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-30 01:30:03,073 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:30:03,073 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:30:03,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:30:03,077 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:30:03,077 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:30:03,077 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-30 01:30:03,077 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-30 01:30:03,078 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-30 01:30:03,098 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-30 01:30:03,098 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-30 01:30:03,100 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-30 01:30:03,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:30:03,101 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:30:03,101 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 01:30:03,101 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:30:03,102 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:30:03,102 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:30:03,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-30 01:30:03,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-30 01:30:03,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-30 01:30:03,103 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:30:03,103 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:30:03,104 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-30 01:30:03,104 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:30:03,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-30 01:30:03,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:30:03,105 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:30:03,105 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-30 01:30:03,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:30:03,108 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 01:30:03,109 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:30:03,109 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-30 01:30:03,111 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-30 01:30:03,111 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f070f995e477b981f132dae6a8669653353990a [2020-11-30 01:30:03,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:30:03,531 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:30:03,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:30:03,537 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:30:03,538 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:30:03,539 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.BOUNDED-10.pals.c [2020-11-30 01:30:03,634 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/data/406273a95/e626d24a6965455b957e6df09c989448/FLAG5b9e16691 [2020-11-30 01:30:04,477 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:30:04,478 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.BOUNDED-10.pals.c [2020-11-30 01:30:04,513 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/data/406273a95/e626d24a6965455b957e6df09c989448/FLAG5b9e16691 [2020-11-30 01:30:04,579 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/data/406273a95/e626d24a6965455b957e6df09c989448 [2020-11-30 01:30:04,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:30:04,587 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:30:04,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:30:04,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:30:04,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:30:04,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:30:04" (1/1) ... [2020-11-30 01:30:04,600 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e37afb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:30:04, skipping insertion in model container [2020-11-30 01:30:04,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:30:04" (1/1) ... [2020-11-30 01:30:04,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:30:04,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:30:05,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:30:05,441 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:30:05,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:30:05,638 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:30:05,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:30:05 WrapperNode [2020-11-30 01:30:05,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:30:05,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:30:05,641 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:30:05,641 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:30:05,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:30:05" (1/1) ... [2020-11-30 01:30:05,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:30:05" (1/1) ... [2020-11-30 01:30:05,837 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:30:05,838 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:30:05,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:30:05,838 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:30:05,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:30:05" (1/1) ... [2020-11-30 01:30:05,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:30:05" (1/1) ... [2020-11-30 01:30:05,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:30:05" (1/1) ... [2020-11-30 01:30:05,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:30:05" (1/1) ... [2020-11-30 01:30:05,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:30:05" (1/1) ... [2020-11-30 01:30:05,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:30:05" (1/1) ... [2020-11-30 01:30:05,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:30:05" (1/1) ... [2020-11-30 01:30:05,970 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:30:05,971 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:30:05,971 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:30:05,971 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:30:05,972 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:30:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:30:06,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:30:06,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:30:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:30:06,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:30:09,759 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:30:09,760 INFO L298 CfgBuilder]: Removed 25 assume(true) statements. [2020-11-30 01:30:09,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:30:09 BoogieIcfgContainer [2020-11-30 01:30:09,770 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:30:09,772 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-30 01:30:09,773 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-30 01:30:09,777 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-30 01:30:09,778 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 01:30:09,778 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 30.11 01:30:04" (1/3) ... [2020-11-30 01:30:09,780 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1db2fab7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 30.11 01:30:09, skipping insertion in model container [2020-11-30 01:30:09,780 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 01:30:09,781 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:30:05" (2/3) ... [2020-11-30 01:30:09,782 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1db2fab7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 30.11 01:30:09, skipping insertion in model container [2020-11-30 01:30:09,782 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 01:30:09,782 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:30:09" (3/3) ... [2020-11-30 01:30:09,787 INFO L373 chiAutomizerObserver]: Analyzing ICFG pals_floodmax.5.1.ufo.BOUNDED-10.pals.c [2020-11-30 01:30:09,849 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-30 01:30:09,849 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-30 01:30:09,849 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-30 01:30:09,849 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:30:09,849 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:30:09,849 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-30 01:30:09,849 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:30:09,849 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-30 01:30:09,889 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 686 states. [2020-11-30 01:30:09,987 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 156 [2020-11-30 01:30:09,987 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 01:30:09,987 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 01:30:10,023 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:30:10,027 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:30:10,028 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-30 01:30:10,028 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 686 states. [2020-11-30 01:30:10,083 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 156 [2020-11-30 01:30:10,084 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 01:30:10,084 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 01:30:10,092 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:30:10,092 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:30:10,107 INFO L794 eck$LassoCheckResult]: Stem: 482#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(40);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p15~0 := 0;~p15_old~0 := 0;~p15_new~0 := 0;~ep15~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p25~0 := 0;~p25_old~0 := 0;~p25_new~0 := 0;~ep25~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p35~0 := 0;~p35_old~0 := 0;~p35_new~0 := 0;~ep35~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~p45~0 := 0;~p45_old~0 := 0;~p45_new~0 := 0;~ep45~0 := 0;~p51~0 := 0;~p51_old~0 := 0;~p51_new~0 := 0;~ep51~0 := 0;~p52~0 := 0;~p52_old~0 := 0;~p52_new~0 := 0;~ep52~0 := 0;~p53~0 := 0;~p53_old~0 := 0;~p53_new~0 := 0;~ep53~0 := 0;~p54~0 := 0;~p54_old~0 := 0;~p54_new~0 := 0;~ep54~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~id5~0 := 0;~r5~0 := 0;~st5~0 := 0;~nl5~0 := 0;~m5~0 := 0;~max5~0 := 0;~mode5~0 := 0; 361#L-1true havoc main_#res;havoc main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~nondet43, main_#t~nondet44, main_#t~nondet45, main_#t~nondet46, main_#t~nondet47, main_#t~nondet48, main_#t~nondet49, main_#t~nondet50, main_#t~nondet51, main_#t~nondet52, main_#t~nondet53, main_#t~nondet54, main_#t~nondet55, main_#t~nondet56, main_#t~nondet57, main_#t~nondet58, main_#t~nondet59, main_#t~nondet60, main_#t~nondet61, main_#t~nondet62, main_#t~nondet63, main_#t~nondet64, main_#t~nondet65, main_#t~nondet66, main_#t~nondet67, main_#t~nondet68, main_#t~nondet69, main_#t~nondet70, main_#t~nondet71, main_#t~nondet72, main_#t~nondet73, main_#t~nondet74, main_#t~nondet75, main_#t~nondet76, main_#t~nondet77, main_#t~nondet78, main_#t~nondet79, main_#t~nondet80, main_#t~nondet81, main_#t~ret82, main_#t~ret83, main_#t~post84, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~ep12~0 := main_#t~nondet27;havoc main_#t~nondet27;~ep13~0 := main_#t~nondet28;havoc main_#t~nondet28;~ep14~0 := main_#t~nondet29;havoc main_#t~nondet29;~ep15~0 := main_#t~nondet30;havoc main_#t~nondet30;~ep21~0 := main_#t~nondet31;havoc main_#t~nondet31;~ep23~0 := main_#t~nondet32;havoc main_#t~nondet32;~ep24~0 := main_#t~nondet33;havoc main_#t~nondet33;~ep25~0 := main_#t~nondet34;havoc main_#t~nondet34;~ep31~0 := main_#t~nondet35;havoc main_#t~nondet35;~ep32~0 := main_#t~nondet36;havoc main_#t~nondet36;~ep34~0 := main_#t~nondet37;havoc main_#t~nondet37;~ep35~0 := main_#t~nondet38;havoc main_#t~nondet38;~ep41~0 := main_#t~nondet39;havoc main_#t~nondet39;~ep42~0 := main_#t~nondet40;havoc main_#t~nondet40;~ep43~0 := main_#t~nondet41;havoc main_#t~nondet41;~ep45~0 := main_#t~nondet42;havoc main_#t~nondet42;~ep51~0 := main_#t~nondet43;havoc main_#t~nondet43;~ep52~0 := main_#t~nondet44;havoc main_#t~nondet44;~ep53~0 := main_#t~nondet45;havoc main_#t~nondet45;~ep54~0 := main_#t~nondet46;havoc main_#t~nondet46;~id1~0 := main_#t~nondet47;havoc main_#t~nondet47;~r1~0 := main_#t~nondet48;havoc main_#t~nondet48;~st1~0 := main_#t~nondet49;havoc main_#t~nondet49;~nl1~0 := main_#t~nondet50;havoc main_#t~nondet50;~m1~0 := main_#t~nondet51;havoc main_#t~nondet51;~max1~0 := main_#t~nondet52;havoc main_#t~nondet52;~mode1~0 := main_#t~nondet53;havoc main_#t~nondet53;~id2~0 := main_#t~nondet54;havoc main_#t~nondet54;~r2~0 := main_#t~nondet55;havoc main_#t~nondet55;~st2~0 := main_#t~nondet56;havoc main_#t~nondet56;~nl2~0 := main_#t~nondet57;havoc main_#t~nondet57;~m2~0 := main_#t~nondet58;havoc main_#t~nondet58;~max2~0 := main_#t~nondet59;havoc main_#t~nondet59;~mode2~0 := main_#t~nondet60;havoc main_#t~nondet60;~id3~0 := main_#t~nondet61;havoc main_#t~nondet61;~r3~0 := main_#t~nondet62;havoc main_#t~nondet62;~st3~0 := main_#t~nondet63;havoc main_#t~nondet63;~nl3~0 := main_#t~nondet64;havoc main_#t~nondet64;~m3~0 := main_#t~nondet65;havoc main_#t~nondet65;~max3~0 := main_#t~nondet66;havoc main_#t~nondet66;~mode3~0 := main_#t~nondet67;havoc main_#t~nondet67;~id4~0 := main_#t~nondet68;havoc main_#t~nondet68;~r4~0 := main_#t~nondet69;havoc main_#t~nondet69;~st4~0 := main_#t~nondet70;havoc main_#t~nondet70;~nl4~0 := main_#t~nondet71;havoc main_#t~nondet71;~m4~0 := main_#t~nondet72;havoc main_#t~nondet72;~max4~0 := main_#t~nondet73;havoc main_#t~nondet73;~mode4~0 := main_#t~nondet74;havoc main_#t~nondet74;~id5~0 := main_#t~nondet75;havoc main_#t~nondet75;~r5~0 := main_#t~nondet76;havoc main_#t~nondet76;~st5~0 := main_#t~nondet77;havoc main_#t~nondet77;~nl5~0 := main_#t~nondet78;havoc main_#t~nondet78;~m5~0 := main_#t~nondet79;havoc main_#t~nondet79;~max5~0 := main_#t~nondet80;havoc main_#t~nondet80;~mode5~0 := main_#t~nondet81;havoc main_#t~nondet81;havoc init_#res;havoc init_~r121~0, init_~r131~0, init_~r141~0, init_~r151~0, init_~r211~0, init_~r231~0, init_~r241~0, init_~r251~0, init_~r311~0, init_~r321~0, init_~r341~0, init_~r351~0, init_~r411~0, init_~r421~0, init_~r431~0, init_~r451~0, init_~r511~0, init_~r521~0, init_~r531~0, init_~r541~0, init_~r122~0, init_~tmp~0, init_~r132~0, init_~tmp___0~0, init_~r142~0, init_~tmp___1~0, init_~r152~0, init_~tmp___2~0, init_~r212~0, init_~tmp___3~0, init_~r232~0, init_~tmp___4~0, init_~r242~0, init_~tmp___5~0, init_~r252~0, init_~tmp___6~0, init_~r312~0, init_~tmp___7~0, init_~r322~0, init_~tmp___8~0, init_~r342~0, init_~tmp___9~0, init_~r352~0, init_~tmp___10~0, init_~r412~0, init_~tmp___11~0, init_~r422~0, init_~tmp___12~0, init_~r432~0, init_~tmp___13~0, init_~r452~0, init_~tmp___14~0, init_~r512~0, init_~tmp___15~0, init_~r522~0, init_~tmp___16~0, init_~r532~0, init_~tmp___17~0, init_~r542~0, init_~tmp___18~0, init_~r123~0, init_~tmp___19~0, init_~r133~0, init_~tmp___20~0, init_~r143~0, init_~tmp___21~0, init_~r153~0, init_~tmp___22~0, init_~r213~0, init_~tmp___23~0, init_~r233~0, init_~tmp___24~0, init_~r243~0, init_~tmp___25~0, init_~r253~0, init_~tmp___26~0, init_~r313~0, init_~tmp___27~0, init_~r323~0, init_~tmp___28~0, init_~r343~0, init_~tmp___29~0, init_~r353~0, init_~tmp___30~0, init_~r413~0, init_~tmp___31~0, init_~r423~0, init_~tmp___32~0, init_~r433~0, init_~tmp___33~0, init_~r453~0, init_~tmp___34~0, init_~r513~0, init_~tmp___35~0, init_~r523~0, init_~tmp___36~0, init_~r533~0, init_~tmp___37~0, init_~r543~0, init_~tmp___38~0, init_~r124~0, init_~tmp___39~0, init_~r134~0, init_~tmp___40~0, init_~r144~0, init_~tmp___41~0, init_~r154~0, init_~tmp___42~0, init_~r214~0, init_~tmp___43~0, init_~r234~0, init_~tmp___44~0, init_~r244~0, init_~tmp___45~0, init_~r254~0, init_~tmp___46~0, init_~r314~0, init_~tmp___47~0, init_~r324~0, init_~tmp___48~0, init_~r344~0, init_~tmp___49~0, init_~r354~0, init_~tmp___50~0, init_~r414~0, init_~tmp___51~0, init_~r424~0, init_~tmp___52~0, init_~r434~0, init_~tmp___53~0, init_~r454~0, init_~tmp___54~0, init_~r514~0, init_~tmp___55~0, init_~r524~0, init_~tmp___56~0, init_~r534~0, init_~tmp___57~0, init_~r544~0, init_~tmp___58~0, init_~tmp___59~0;havoc init_~r121~0;havoc init_~r131~0;havoc init_~r141~0;havoc init_~r151~0;havoc init_~r211~0;havoc init_~r231~0;havoc init_~r241~0;havoc init_~r251~0;havoc init_~r311~0;havoc init_~r321~0;havoc init_~r341~0;havoc init_~r351~0;havoc init_~r411~0;havoc init_~r421~0;havoc init_~r431~0;havoc init_~r451~0;havoc init_~r511~0;havoc init_~r521~0;havoc init_~r531~0;havoc init_~r541~0;havoc init_~r122~0;havoc init_~tmp~0;havoc init_~r132~0;havoc init_~tmp___0~0;havoc init_~r142~0;havoc init_~tmp___1~0;havoc init_~r152~0;havoc init_~tmp___2~0;havoc init_~r212~0;havoc init_~tmp___3~0;havoc init_~r232~0;havoc init_~tmp___4~0;havoc init_~r242~0;havoc init_~tmp___5~0;havoc init_~r252~0;havoc init_~tmp___6~0;havoc init_~r312~0;havoc init_~tmp___7~0;havoc init_~r322~0;havoc init_~tmp___8~0;havoc init_~r342~0;havoc init_~tmp___9~0;havoc init_~r352~0;havoc init_~tmp___10~0;havoc init_~r412~0;havoc init_~tmp___11~0;havoc init_~r422~0;havoc init_~tmp___12~0;havoc init_~r432~0;havoc init_~tmp___13~0;havoc init_~r452~0;havoc init_~tmp___14~0;havoc init_~r512~0;havoc init_~tmp___15~0;havoc init_~r522~0;havoc init_~tmp___16~0;havoc init_~r532~0;havoc init_~tmp___17~0;havoc init_~r542~0;havoc init_~tmp___18~0;havoc init_~r123~0;havoc init_~tmp___19~0;havoc init_~r133~0;havoc init_~tmp___20~0;havoc init_~r143~0;havoc init_~tmp___21~0;havoc init_~r153~0;havoc init_~tmp___22~0;havoc init_~r213~0;havoc init_~tmp___23~0;havoc init_~r233~0;havoc init_~tmp___24~0;havoc init_~r243~0;havoc init_~tmp___25~0;havoc init_~r253~0;havoc init_~tmp___26~0;havoc init_~r313~0;havoc init_~tmp___27~0;havoc init_~r323~0;havoc init_~tmp___28~0;havoc init_~r343~0;havoc init_~tmp___29~0;havoc init_~r353~0;havoc init_~tmp___30~0;havoc init_~r413~0;havoc init_~tmp___31~0;havoc init_~r423~0;havoc init_~tmp___32~0;havoc init_~r433~0;havoc init_~tmp___33~0;havoc init_~r453~0;havoc init_~tmp___34~0;havoc init_~r513~0;havoc init_~tmp___35~0;havoc init_~r523~0;havoc init_~tmp___36~0;havoc init_~r533~0;havoc init_~tmp___37~0;havoc init_~r543~0;havoc init_~tmp___38~0;havoc init_~r124~0;havoc init_~tmp___39~0;havoc init_~r134~0;havoc init_~tmp___40~0;havoc init_~r144~0;havoc init_~tmp___41~0;havoc init_~r154~0;havoc init_~tmp___42~0;havoc init_~r214~0;havoc init_~tmp___43~0;havoc init_~r234~0;havoc init_~tmp___44~0;havoc init_~r244~0;havoc init_~tmp___45~0;havoc init_~r254~0;havoc init_~tmp___46~0;havoc init_~r314~0;havoc init_~tmp___47~0;havoc init_~r324~0;havoc init_~tmp___48~0;havoc init_~r344~0;havoc init_~tmp___49~0;havoc init_~r354~0;havoc init_~tmp___50~0;havoc init_~r414~0;havoc init_~tmp___51~0;havoc init_~r424~0;havoc init_~tmp___52~0;havoc init_~r434~0;havoc init_~tmp___53~0;havoc init_~r454~0;havoc init_~tmp___54~0;havoc init_~r514~0;havoc init_~tmp___55~0;havoc init_~r524~0;havoc init_~tmp___56~0;havoc init_~r534~0;havoc init_~tmp___57~0;havoc init_~r544~0;havoc init_~tmp___58~0;havoc init_~tmp___59~0;init_~r121~0 := ~ep12~0;init_~r131~0 := ~ep13~0;init_~r141~0 := ~ep14~0;init_~r151~0 := ~ep15~0;init_~r211~0 := ~ep21~0;init_~r231~0 := ~ep23~0;init_~r241~0 := ~ep24~0;init_~r251~0 := ~ep25~0;init_~r311~0 := ~ep31~0;init_~r321~0 := ~ep32~0;init_~r341~0 := ~ep34~0;init_~r351~0 := ~ep35~0;init_~r411~0 := ~ep41~0;init_~r421~0 := ~ep42~0;init_~r431~0 := ~ep43~0;init_~r451~0 := ~ep45~0;init_~r511~0 := ~ep51~0;init_~r521~0 := ~ep52~0;init_~r531~0 := ~ep53~0;init_~r541~0 := ~ep54~0; 592#L623true assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 71#L642true init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 309#L652true assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 516#L671true init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 389#L681true assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 590#L700true init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 120#L710true assume 0 != init_~r151~0 % 256;init_~tmp___2~0 := 1; 305#L729true init_~r152~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 201#L739true assume 0 != init_~r211~0 % 256;init_~tmp___3~0 := 1; 404#L758true init_~r212~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 634#L768true assume 0 != init_~r231~0 % 256;init_~tmp___4~0 := 1; 117#L787true init_~r232~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 10#L797true assume 0 != init_~r241~0 % 256;init_~tmp___5~0 := 1; 215#L816true init_~r242~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 460#L826true assume 0 != init_~r251~0 % 256;init_~tmp___6~0 := 1; 630#L845true init_~r252~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 530#L855true assume 0 != init_~r311~0 % 256;init_~tmp___7~0 := 1; 24#L874true init_~r312~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 73#L884true assume 0 != init_~r321~0 % 256;init_~tmp___8~0 := 1; 458#L903true init_~r322~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 522#L913true assume 0 != init_~r341~0 % 256;init_~tmp___9~0 := 1; 527#L932true init_~r342~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 594#L942true assume 0 != init_~r351~0 % 256;init_~tmp___10~0 := 1; 267#L961true init_~r352~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 335#L971true assume 0 != init_~r411~0 % 256;init_~tmp___11~0 := 1; 519#L990true init_~r412~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 411#L1000true assume 0 != init_~r421~0 % 256;init_~tmp___12~0 := 1; 608#L1019true init_~r422~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 141#L1029true assume 0 != init_~r431~0 % 256;init_~tmp___13~0 := 1; 327#L1048true init_~r432~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 219#L1058true assume 0 != init_~r451~0 % 256;init_~tmp___14~0 := 1; 425#L1077true init_~r452~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 657#L1087true assume 0 != init_~r511~0 % 256;init_~tmp___15~0 := 1; 138#L1106true init_~r512~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 32#L1116true assume 0 != init_~r521~0 % 256;init_~tmp___16~0 := 1; 237#L1135true init_~r522~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 463#L1145true assume 0 != init_~r531~0 % 256;init_~tmp___17~0 := 1; 654#L1164true init_~r532~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 553#L1174true assume 0 != init_~r541~0 % 256;init_~tmp___18~0 := 1; 27#L1193true init_~r542~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 275#L1203true assume 0 != init_~r122~0 % 256;init_~tmp___19~0 := 1; 486#L1222true init_~r123~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 375#L1232true assume 0 != init_~r132~0 % 256;init_~tmp___20~0 := 1; 548#L1251true init_~r133~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 84#L1261true assume 0 != init_~r142~0 % 256;init_~tmp___21~0 := 1; 292#L1280true init_~r143~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 187#L1290true assume 0 != init_~r152~0 % 256;init_~tmp___22~0 := 1; 369#L1309true init_~r153~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 434#L1319true assume 0 != init_~r212~0 % 256;init_~tmp___23~0 := 1; 104#L1338true init_~r213~0 := (if 0 == init_~tmp___23~0 then 0 else 1); 146#L1348true assume 0 != init_~r232~0 % 256;init_~tmp___24~0 := 1; 179#L1367true init_~r233~0 := (if 0 == init_~tmp___24~0 then 0 else 1); 246#L1377true assume 0 != init_~r242~0 % 256;init_~tmp___25~0 := 1; 428#L1396true init_~r243~0 := (if 0 == init_~tmp___25~0 then 0 else 1); 659#L1406true assume 0 != init_~r252~0 % 256;init_~tmp___26~0 := 1; 165#L1425true init_~r253~0 := (if 0 == init_~tmp___26~0 then 0 else 1); 61#L1435true assume 0 != init_~r312~0 % 256;init_~tmp___27~0 := 1; 242#L1454true init_~r313~0 := (if 0 == init_~tmp___27~0 then 0 else 1); 495#L1464true assume 0 != init_~r322~0 % 256;init_~tmp___28~0 := 1; 678#L1483true init_~r323~0 := (if 0 == init_~tmp___28~0 then 0 else 1); 581#L1493true assume 0 != init_~r342~0 % 256;init_~tmp___29~0 := 1; 55#L1512true init_~r343~0 := (if 0 == init_~tmp___29~0 then 0 else 1); 299#L1522true assume 0 != init_~r352~0 % 256;init_~tmp___30~0 := 1; 507#L1541true init_~r353~0 := (if 0 == init_~tmp___30~0 then 0 else 1); 397#L1551true assume 0 != init_~r412~0 % 256;init_~tmp___31~0 := 1; 579#L1570true init_~r413~0 := (if 0 == init_~tmp___31~0 then 0 else 1); 110#L1580true assume 0 != init_~r422~0 % 256;init_~tmp___32~0 := 1; 312#L1599true init_~r423~0 := (if 0 == init_~tmp___32~0 then 0 else 1); 190#L1609true assume 0 != init_~r432~0 % 256;init_~tmp___33~0 := 1; 394#L1628true init_~r433~0 := (if 0 == init_~tmp___33~0 then 0 else 1); 625#L1638true assume 0 != init_~r452~0 % 256;init_~tmp___34~0 := 1; 106#L1657true init_~r453~0 := (if 0 == init_~tmp___34~0 then 0 else 1); 4#L1667true assume 0 != init_~r512~0 % 256;init_~tmp___35~0 := 1; 206#L1686true init_~r513~0 := (if 0 == init_~tmp___35~0 then 0 else 1); 453#L1696true assume 0 != init_~r522~0 % 256;init_~tmp___36~0 := 1; 619#L1715true init_~r523~0 := (if 0 == init_~tmp___36~0 then 0 else 1); 685#L1725true assume 0 != init_~r532~0 % 256;init_~tmp___37~0 := 1; 16#L1744true init_~r533~0 := (if 0 == init_~tmp___37~0 then 0 else 1); 80#L1754true assume 0 != init_~r542~0 % 256;init_~tmp___38~0 := 1; 449#L1773true init_~r543~0 := (if 0 == init_~tmp___38~0 then 0 else 1); 510#L1783true assume 0 != init_~r123~0 % 256;init_~tmp___39~0 := 1; 533#L1802true init_~r124~0 := (if 0 == init_~tmp___39~0 then 0 else 1); 585#L1812true assume 0 != init_~r133~0 % 256;init_~tmp___40~0 := 1; 76#L1831true init_~r134~0 := (if 0 == init_~tmp___40~0 then 0 else 1); 320#L1841true assume 0 != init_~r143~0 % 256;init_~tmp___41~0 := 1; 509#L1860true init_~r144~0 := (if 0 == init_~tmp___41~0 then 0 else 1); 399#L1870true assume 0 != init_~r153~0 % 256;init_~tmp___42~0 := 1; 600#L1889true init_~r154~0 := (if 0 == init_~tmp___42~0 then 0 else 1); 129#L1899true assume 0 != init_~r213~0 % 256;init_~tmp___43~0 := 1; 314#L1918true init_~r214~0 := (if 0 == init_~tmp___43~0 then 0 else 1); 210#L1928true assume 0 != init_~r233~0 % 256;init_~tmp___44~0 := 1; 414#L1947true init_~r234~0 := (if 0 == init_~tmp___44~0 then 0 else 1); 644#L1957true assume 0 != init_~r243~0 % 256;init_~tmp___45~0 := 1; 128#L1976true init_~r244~0 := (if 0 == init_~tmp___45~0 then 0 else 1); 18#L1986true assume 0 != init_~r253~0 % 256;init_~tmp___46~0 := 1; 227#L2005true init_~r254~0 := (if 0 == init_~tmp___46~0 then 0 else 1); 475#L2015true assume 0 != init_~r313~0 % 256;init_~tmp___47~0 := 1; 637#L2034true init_~r314~0 := (if 0 == init_~tmp___47~0 then 0 else 1); 540#L2044true assume 0 != init_~r323~0 % 256;init_~tmp___48~0 := 1; 34#L2063true init_~r324~0 := (if 0 == init_~tmp___48~0 then 0 else 1); 264#L2073true assume 0 != init_~r343~0 % 256;init_~tmp___49~0 := 1; 474#L2092true init_~r344~0 := (if 0 == init_~tmp___49~0 then 0 else 1); 356#L2102true assume 0 != init_~r353~0 % 256;init_~tmp___50~0 := 1; 537#L2121true init_~r354~0 := (if 0 == init_~tmp___50~0 then 0 else 1); 602#L2131true assume 0 != init_~r413~0 % 256;init_~tmp___51~0 := 1; 277#L2150true init_~r414~0 := (if 0 == init_~tmp___51~0 then 0 else 1); 344#L2160true assume 0 != init_~r423~0 % 256;init_~tmp___52~0 := 1; 347#L2179true init_~r424~0 := (if 0 == init_~tmp___52~0 then 0 else 1); 422#L2189true assume 0 != init_~r433~0 % 256;init_~tmp___53~0 := 1; 91#L2208true init_~r434~0 := (if 0 == init_~tmp___53~0 then 0 else 1); 156#L2218true assume 0 != init_~r453~0 % 256;init_~tmp___54~0 := 1; 341#L2237true init_~r454~0 := (if 0 == init_~tmp___54~0 then 0 else 1); 231#L2247true assume 0 != init_~r513~0 % 256;init_~tmp___55~0 := 1; 440#L2266true init_~r514~0 := (if 0 == init_~tmp___55~0 then 0 else 1); 647#L2276true assume 0 != init_~r523~0 % 256;init_~tmp___56~0 := 1; 151#L2295true init_~r524~0 := (if 0 == init_~tmp___56~0 then 0 else 1); 48#L2305true assume 0 != init_~r533~0 % 256;init_~tmp___57~0 := 1; 230#L2324true init_~r534~0 := (if 0 == init_~tmp___57~0 then 0 else 1); 480#L2334true assume 0 != init_~r543~0 % 256;init_~tmp___58~0 := 1; 670#L2353true init_~r544~0 := (if 0 == init_~tmp___58~0 then 0 else 1); 565#L2363true assume !(~id1~0 != ~id2~0);init_~tmp___59~0 := 0; 573#L2363-1true init_#res := init_~tmp___59~0; 302#L2524true main_#t~ret82 := init_#res;main_~i2~0 := main_#t~ret82;havoc main_#t~ret82;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 364#L21true assume !(0 == assume_abort_if_not_~cond); 408#L20true ~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~nomsg~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~nomsg~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~nomsg~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~nomsg~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~nomsg~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~nomsg~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~nomsg~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~nomsg~0;~p54_new~0 := ~nomsg~0;main_~i2~0 := 0; 395#L2696-2true [2020-11-30 01:30:10,110 INFO L796 eck$LassoCheckResult]: Loop: 395#L2696-2true assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_#t~ite10; 135#L148true assume !(0 != ~mode1~0 % 256); 468#L187true assume !(~r1~0 < 4); 464#L187-1true ~mode1~0 := 1; 130#L148-2true havoc node2_#t~ite11, node2_#t~ite12, node2_#t~ite13, node2_#t~ite14; 337#L211true assume !(0 != ~mode2~0 % 256); 646#L250true assume !(~r2~0 < 4); 673#L250-1true ~mode2~0 := 1; 328#L211-2true havoc node3_#t~ite15, node3_#t~ite16, node3_#t~ite17, node3_#t~ite18; 358#L274true assume !(0 != ~mode3~0 % 256); 147#L313true assume !(~r3~0 < 4); 150#L313-1true ~mode3~0 := 1; 351#L274-2true havoc node4_#t~ite19, node4_#t~ite20, node4_#t~ite21, node4_#t~ite22; 566#L337true assume !(0 != ~mode4~0 % 256); 176#L376true assume !(~r4~0 < 4); 180#L376-1true ~mode4~0 := 1; 577#L337-2true havoc node5_#t~ite23, node5_#t~ite24, node5_#t~ite25, node5_#t~ite26; 62#L400true assume !(0 != ~mode5~0 % 256); 383#L439true assume !(~r5~0 < 4); 384#L439-1true ~mode5~0 := 1; 41#L400-2true ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~p15_new~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~p25_new~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~p35_new~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~p45_new~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~p51_new~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~p52_new~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~p53_new~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~p54_new~0;~p54_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 492#L2532true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1 := 0; 491#L2532-1true check_#res := check_~tmp~1; 260#L2588true main_#t~ret83 := check_#res;main_~c1~0 := main_#t~ret83;havoc main_#t~ret83;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 68#L2756true assume !(0 == assert_~arg % 256); 406#L2751true main_#t~post84 := main_~i2~0;main_~i2~0 := 1 + main_#t~post84;havoc main_#t~post84; 395#L2696-2true [2020-11-30 01:30:10,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:30:10,119 INFO L82 PathProgramCache]: Analyzing trace with hash -1707824794, now seen corresponding path program 1 times [2020-11-30 01:30:10,131 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:30:10,132 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731069787] [2020-11-30 01:30:10,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:30:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:30:10,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:30:10,985 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731069787] [2020-11-30 01:30:10,987 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:30:10,987 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 01:30:10,988 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074527932] [2020-11-30 01:30:10,994 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-11-30 01:30:10,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:30:10,996 INFO L82 PathProgramCache]: Analyzing trace with hash -231221813, now seen corresponding path program 1 times [2020-11-30 01:30:10,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:30:10,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534853] [2020-11-30 01:30:10,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:30:11,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:30:11,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:30:11,191 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534853] [2020-11-30 01:30:11,191 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:30:11,191 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 01:30:11,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215429880] [2020-11-30 01:30:11,193 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-11-30 01:30:11,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:30:11,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:30:11,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:30:11,220 INFO L87 Difference]: Start difference. First operand 686 states. Second operand 5 states. [2020-11-30 01:30:11,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:30:11,506 INFO L93 Difference]: Finished difference Result 689 states and 1262 transitions. [2020-11-30 01:30:11,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:30:11,510 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 689 states and 1262 transitions. [2020-11-30 01:30:11,525 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 154 [2020-11-30 01:30:11,548 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 689 states to 680 states and 1244 transitions. [2020-11-30 01:30:11,550 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 680 [2020-11-30 01:30:11,555 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 680 [2020-11-30 01:30:11,556 INFO L73 IsDeterministic]: Start isDeterministic. Operand 680 states and 1244 transitions. [2020-11-30 01:30:11,570 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-30 01:30:11,571 INFO L691 BuchiCegarLoop]: Abstraction has 680 states and 1244 transitions. [2020-11-30 01:30:11,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states and 1244 transitions. [2020-11-30 01:30:11,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 680. [2020-11-30 01:30:11,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 680 states. [2020-11-30 01:30:11,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 680 states and 1244 transitions. [2020-11-30 01:30:11,695 INFO L714 BuchiCegarLoop]: Abstraction has 680 states and 1244 transitions. [2020-11-30 01:30:11,696 INFO L594 BuchiCegarLoop]: Abstraction has 680 states and 1244 transitions. [2020-11-30 01:30:11,696 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-11-30 01:30:11,696 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 680 states and 1244 transitions. [2020-11-30 01:30:11,704 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 154 [2020-11-30 01:30:11,704 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 01:30:11,704 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 01:30:11,718 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:30:11,718 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:30:11,720 INFO L794 eck$LassoCheckResult]: Stem: 2024#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(40);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p15~0 := 0;~p15_old~0 := 0;~p15_new~0 := 0;~ep15~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p25~0 := 0;~p25_old~0 := 0;~p25_new~0 := 0;~ep25~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p35~0 := 0;~p35_old~0 := 0;~p35_new~0 := 0;~ep35~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~p45~0 := 0;~p45_old~0 := 0;~p45_new~0 := 0;~ep45~0 := 0;~p51~0 := 0;~p51_old~0 := 0;~p51_new~0 := 0;~ep51~0 := 0;~p52~0 := 0;~p52_old~0 := 0;~p52_new~0 := 0;~ep52~0 := 0;~p53~0 := 0;~p53_old~0 := 0;~p53_new~0 := 0;~ep53~0 := 0;~p54~0 := 0;~p54_old~0 := 0;~p54_new~0 := 0;~ep54~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~id5~0 := 0;~r5~0 := 0;~st5~0 := 0;~nl5~0 := 0;~m5~0 := 0;~max5~0 := 0;~mode5~0 := 0; 1933#L-1 havoc main_#res;havoc main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~nondet43, main_#t~nondet44, main_#t~nondet45, main_#t~nondet46, main_#t~nondet47, main_#t~nondet48, main_#t~nondet49, main_#t~nondet50, main_#t~nondet51, main_#t~nondet52, main_#t~nondet53, main_#t~nondet54, main_#t~nondet55, main_#t~nondet56, main_#t~nondet57, main_#t~nondet58, main_#t~nondet59, main_#t~nondet60, main_#t~nondet61, main_#t~nondet62, main_#t~nondet63, main_#t~nondet64, main_#t~nondet65, main_#t~nondet66, main_#t~nondet67, main_#t~nondet68, main_#t~nondet69, main_#t~nondet70, main_#t~nondet71, main_#t~nondet72, main_#t~nondet73, main_#t~nondet74, main_#t~nondet75, main_#t~nondet76, main_#t~nondet77, main_#t~nondet78, main_#t~nondet79, main_#t~nondet80, main_#t~nondet81, main_#t~ret82, main_#t~ret83, main_#t~post84, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~ep12~0 := main_#t~nondet27;havoc main_#t~nondet27;~ep13~0 := main_#t~nondet28;havoc main_#t~nondet28;~ep14~0 := main_#t~nondet29;havoc main_#t~nondet29;~ep15~0 := main_#t~nondet30;havoc main_#t~nondet30;~ep21~0 := main_#t~nondet31;havoc main_#t~nondet31;~ep23~0 := main_#t~nondet32;havoc main_#t~nondet32;~ep24~0 := main_#t~nondet33;havoc main_#t~nondet33;~ep25~0 := main_#t~nondet34;havoc main_#t~nondet34;~ep31~0 := main_#t~nondet35;havoc main_#t~nondet35;~ep32~0 := main_#t~nondet36;havoc main_#t~nondet36;~ep34~0 := main_#t~nondet37;havoc main_#t~nondet37;~ep35~0 := main_#t~nondet38;havoc main_#t~nondet38;~ep41~0 := main_#t~nondet39;havoc main_#t~nondet39;~ep42~0 := main_#t~nondet40;havoc main_#t~nondet40;~ep43~0 := main_#t~nondet41;havoc main_#t~nondet41;~ep45~0 := main_#t~nondet42;havoc main_#t~nondet42;~ep51~0 := main_#t~nondet43;havoc main_#t~nondet43;~ep52~0 := main_#t~nondet44;havoc main_#t~nondet44;~ep53~0 := main_#t~nondet45;havoc main_#t~nondet45;~ep54~0 := main_#t~nondet46;havoc main_#t~nondet46;~id1~0 := main_#t~nondet47;havoc main_#t~nondet47;~r1~0 := main_#t~nondet48;havoc main_#t~nondet48;~st1~0 := main_#t~nondet49;havoc main_#t~nondet49;~nl1~0 := main_#t~nondet50;havoc main_#t~nondet50;~m1~0 := main_#t~nondet51;havoc main_#t~nondet51;~max1~0 := main_#t~nondet52;havoc main_#t~nondet52;~mode1~0 := main_#t~nondet53;havoc main_#t~nondet53;~id2~0 := main_#t~nondet54;havoc main_#t~nondet54;~r2~0 := main_#t~nondet55;havoc main_#t~nondet55;~st2~0 := main_#t~nondet56;havoc main_#t~nondet56;~nl2~0 := main_#t~nondet57;havoc main_#t~nondet57;~m2~0 := main_#t~nondet58;havoc main_#t~nondet58;~max2~0 := main_#t~nondet59;havoc main_#t~nondet59;~mode2~0 := main_#t~nondet60;havoc main_#t~nondet60;~id3~0 := main_#t~nondet61;havoc main_#t~nondet61;~r3~0 := main_#t~nondet62;havoc main_#t~nondet62;~st3~0 := main_#t~nondet63;havoc main_#t~nondet63;~nl3~0 := main_#t~nondet64;havoc main_#t~nondet64;~m3~0 := main_#t~nondet65;havoc main_#t~nondet65;~max3~0 := main_#t~nondet66;havoc main_#t~nondet66;~mode3~0 := main_#t~nondet67;havoc main_#t~nondet67;~id4~0 := main_#t~nondet68;havoc main_#t~nondet68;~r4~0 := main_#t~nondet69;havoc main_#t~nondet69;~st4~0 := main_#t~nondet70;havoc main_#t~nondet70;~nl4~0 := main_#t~nondet71;havoc main_#t~nondet71;~m4~0 := main_#t~nondet72;havoc main_#t~nondet72;~max4~0 := main_#t~nondet73;havoc main_#t~nondet73;~mode4~0 := main_#t~nondet74;havoc main_#t~nondet74;~id5~0 := main_#t~nondet75;havoc main_#t~nondet75;~r5~0 := main_#t~nondet76;havoc main_#t~nondet76;~st5~0 := main_#t~nondet77;havoc main_#t~nondet77;~nl5~0 := main_#t~nondet78;havoc main_#t~nondet78;~m5~0 := main_#t~nondet79;havoc main_#t~nondet79;~max5~0 := main_#t~nondet80;havoc main_#t~nondet80;~mode5~0 := main_#t~nondet81;havoc main_#t~nondet81;havoc init_#res;havoc init_~r121~0, init_~r131~0, init_~r141~0, init_~r151~0, init_~r211~0, init_~r231~0, init_~r241~0, init_~r251~0, init_~r311~0, init_~r321~0, init_~r341~0, init_~r351~0, init_~r411~0, init_~r421~0, init_~r431~0, init_~r451~0, init_~r511~0, init_~r521~0, init_~r531~0, init_~r541~0, init_~r122~0, init_~tmp~0, init_~r132~0, init_~tmp___0~0, init_~r142~0, init_~tmp___1~0, init_~r152~0, init_~tmp___2~0, init_~r212~0, init_~tmp___3~0, init_~r232~0, init_~tmp___4~0, init_~r242~0, init_~tmp___5~0, init_~r252~0, init_~tmp___6~0, init_~r312~0, init_~tmp___7~0, init_~r322~0, init_~tmp___8~0, init_~r342~0, init_~tmp___9~0, init_~r352~0, init_~tmp___10~0, init_~r412~0, init_~tmp___11~0, init_~r422~0, init_~tmp___12~0, init_~r432~0, init_~tmp___13~0, init_~r452~0, init_~tmp___14~0, init_~r512~0, init_~tmp___15~0, init_~r522~0, init_~tmp___16~0, init_~r532~0, init_~tmp___17~0, init_~r542~0, init_~tmp___18~0, init_~r123~0, init_~tmp___19~0, init_~r133~0, init_~tmp___20~0, init_~r143~0, init_~tmp___21~0, init_~r153~0, init_~tmp___22~0, init_~r213~0, init_~tmp___23~0, init_~r233~0, init_~tmp___24~0, init_~r243~0, init_~tmp___25~0, init_~r253~0, init_~tmp___26~0, init_~r313~0, init_~tmp___27~0, init_~r323~0, init_~tmp___28~0, init_~r343~0, init_~tmp___29~0, init_~r353~0, init_~tmp___30~0, init_~r413~0, init_~tmp___31~0, init_~r423~0, init_~tmp___32~0, init_~r433~0, init_~tmp___33~0, init_~r453~0, init_~tmp___34~0, init_~r513~0, init_~tmp___35~0, init_~r523~0, init_~tmp___36~0, init_~r533~0, init_~tmp___37~0, init_~r543~0, init_~tmp___38~0, init_~r124~0, init_~tmp___39~0, init_~r134~0, init_~tmp___40~0, init_~r144~0, init_~tmp___41~0, init_~r154~0, init_~tmp___42~0, init_~r214~0, init_~tmp___43~0, init_~r234~0, init_~tmp___44~0, init_~r244~0, init_~tmp___45~0, init_~r254~0, init_~tmp___46~0, init_~r314~0, init_~tmp___47~0, init_~r324~0, init_~tmp___48~0, init_~r344~0, init_~tmp___49~0, init_~r354~0, init_~tmp___50~0, init_~r414~0, init_~tmp___51~0, init_~r424~0, init_~tmp___52~0, init_~r434~0, init_~tmp___53~0, init_~r454~0, init_~tmp___54~0, init_~r514~0, init_~tmp___55~0, init_~r524~0, init_~tmp___56~0, init_~r534~0, init_~tmp___57~0, init_~r544~0, init_~tmp___58~0, init_~tmp___59~0;havoc init_~r121~0;havoc init_~r131~0;havoc init_~r141~0;havoc init_~r151~0;havoc init_~r211~0;havoc init_~r231~0;havoc init_~r241~0;havoc init_~r251~0;havoc init_~r311~0;havoc init_~r321~0;havoc init_~r341~0;havoc init_~r351~0;havoc init_~r411~0;havoc init_~r421~0;havoc init_~r431~0;havoc init_~r451~0;havoc init_~r511~0;havoc init_~r521~0;havoc init_~r531~0;havoc init_~r541~0;havoc init_~r122~0;havoc init_~tmp~0;havoc init_~r132~0;havoc init_~tmp___0~0;havoc init_~r142~0;havoc init_~tmp___1~0;havoc init_~r152~0;havoc init_~tmp___2~0;havoc init_~r212~0;havoc init_~tmp___3~0;havoc init_~r232~0;havoc init_~tmp___4~0;havoc init_~r242~0;havoc init_~tmp___5~0;havoc init_~r252~0;havoc init_~tmp___6~0;havoc init_~r312~0;havoc init_~tmp___7~0;havoc init_~r322~0;havoc init_~tmp___8~0;havoc init_~r342~0;havoc init_~tmp___9~0;havoc init_~r352~0;havoc init_~tmp___10~0;havoc init_~r412~0;havoc init_~tmp___11~0;havoc init_~r422~0;havoc init_~tmp___12~0;havoc init_~r432~0;havoc init_~tmp___13~0;havoc init_~r452~0;havoc init_~tmp___14~0;havoc init_~r512~0;havoc init_~tmp___15~0;havoc init_~r522~0;havoc init_~tmp___16~0;havoc init_~r532~0;havoc init_~tmp___17~0;havoc init_~r542~0;havoc init_~tmp___18~0;havoc init_~r123~0;havoc init_~tmp___19~0;havoc init_~r133~0;havoc init_~tmp___20~0;havoc init_~r143~0;havoc init_~tmp___21~0;havoc init_~r153~0;havoc init_~tmp___22~0;havoc init_~r213~0;havoc init_~tmp___23~0;havoc init_~r233~0;havoc init_~tmp___24~0;havoc init_~r243~0;havoc init_~tmp___25~0;havoc init_~r253~0;havoc init_~tmp___26~0;havoc init_~r313~0;havoc init_~tmp___27~0;havoc init_~r323~0;havoc init_~tmp___28~0;havoc init_~r343~0;havoc init_~tmp___29~0;havoc init_~r353~0;havoc init_~tmp___30~0;havoc init_~r413~0;havoc init_~tmp___31~0;havoc init_~r423~0;havoc init_~tmp___32~0;havoc init_~r433~0;havoc init_~tmp___33~0;havoc init_~r453~0;havoc init_~tmp___34~0;havoc init_~r513~0;havoc init_~tmp___35~0;havoc init_~r523~0;havoc init_~tmp___36~0;havoc init_~r533~0;havoc init_~tmp___37~0;havoc init_~r543~0;havoc init_~tmp___38~0;havoc init_~r124~0;havoc init_~tmp___39~0;havoc init_~r134~0;havoc init_~tmp___40~0;havoc init_~r144~0;havoc init_~tmp___41~0;havoc init_~r154~0;havoc init_~tmp___42~0;havoc init_~r214~0;havoc init_~tmp___43~0;havoc init_~r234~0;havoc init_~tmp___44~0;havoc init_~r244~0;havoc init_~tmp___45~0;havoc init_~r254~0;havoc init_~tmp___46~0;havoc init_~r314~0;havoc init_~tmp___47~0;havoc init_~r324~0;havoc init_~tmp___48~0;havoc init_~r344~0;havoc init_~tmp___49~0;havoc init_~r354~0;havoc init_~tmp___50~0;havoc init_~r414~0;havoc init_~tmp___51~0;havoc init_~r424~0;havoc init_~tmp___52~0;havoc init_~r434~0;havoc init_~tmp___53~0;havoc init_~r454~0;havoc init_~tmp___54~0;havoc init_~r514~0;havoc init_~tmp___55~0;havoc init_~r524~0;havoc init_~tmp___56~0;havoc init_~r534~0;havoc init_~tmp___57~0;havoc init_~r544~0;havoc init_~tmp___58~0;havoc init_~tmp___59~0;init_~r121~0 := ~ep12~0;init_~r131~0 := ~ep13~0;init_~r141~0 := ~ep14~0;init_~r151~0 := ~ep15~0;init_~r211~0 := ~ep21~0;init_~r231~0 := ~ep23~0;init_~r241~0 := ~ep24~0;init_~r251~0 := ~ep25~0;init_~r311~0 := ~ep31~0;init_~r321~0 := ~ep32~0;init_~r341~0 := ~ep34~0;init_~r351~0 := ~ep35~0;init_~r411~0 := ~ep41~0;init_~r421~0 := ~ep42~0;init_~r431~0 := ~ep43~0;init_~r451~0 := ~ep45~0;init_~r511~0 := ~ep51~0;init_~r521~0 := ~ep52~0;init_~r531~0 := ~ep53~0;init_~r541~0 := ~ep54~0; 1934#L623 assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 1400#L642 init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 1570#L652 assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 1565#L671 init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 1957#L681 assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 1669#L700 init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 1665#L710 assume 0 != init_~r151~0 % 256;init_~tmp___2~0 := 1; 1591#L729 init_~r152~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 1779#L739 assume 0 != init_~r211~0 % 256;init_~tmp___3~0 := 1; 1664#L758 init_~r212~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 1973#L768 assume 0 != init_~r231~0 % 256;init_~tmp___4~0 := 1; 1420#L787 init_~r232~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 1413#L797 assume 0 != init_~r241~0 % 256;init_~tmp___5~0 := 1; 1414#L816 init_~r242~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 1798#L826 assume 0 != init_~r251~0 % 256;init_~tmp___6~0 := 1; 1411#L845 init_~r252~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 2038#L855 assume 0 != init_~r311~0 % 256;init_~tmp___7~0 := 1; 1452#L874 init_~r312~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 1453#L884 assume 0 != init_~r321~0 % 256;init_~tmp___8~0 := 1; 1447#L903 init_~r322~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 2015#L913 assume 0 != init_~r341~0 % 256;init_~tmp___9~0 := 1; 1870#L932 init_~r342~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 2036#L942 assume 0 != init_~r351~0 % 256;init_~tmp___10~0 := 1; 1442#L961 init_~r352~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 1865#L971 assume 0 != init_~r411~0 % 256;init_~tmp___11~0 := 1; 1864#L990 init_~r412~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 1979#L1000 assume 0 != init_~r421~0 % 256;init_~tmp___12~0 := 1; 1709#L1019 init_~r422~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 1703#L1029 assume 0 != init_~r431~0 % 256;init_~tmp___13~0 := 1; 1704#L1048 init_~r432~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 1806#L1058 assume 0 != init_~r451~0 % 256;init_~tmp___14~0 := 1; 1702#L1077 init_~r452~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 1994#L1087 assume 0 != init_~r511~0 % 256;init_~tmp___15~0 := 1; 1472#L1106 init_~r512~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 1473#L1116 assume 0 != init_~r521~0 % 256;init_~tmp___16~0 := 1; 1475#L1135 init_~r522~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 1834#L1145 assume 0 != init_~r531~0 % 256;init_~tmp___17~0 := 1; 1466#L1164 init_~r532~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 2048#L1174 assume 0 != init_~r541~0 % 256;init_~tmp___18~0 := 1; 1460#L1193 init_~r542~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 1461#L1203 assume 0 != init_~r122~0 % 256;init_~tmp___19~0 := 1; 1521#L1222 init_~r123~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 1946#L1232 assume 0 != init_~r132~0 % 256;init_~tmp___20~0 := 1; 1602#L1251 init_~r133~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 1598#L1261 assume 0 != init_~r142~0 % 256;init_~tmp___21~0 := 1; 1513#L1280 init_~r143~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 1764#L1290 assume 0 != init_~r152~0 % 256;init_~tmp___22~0 := 1; 1593#L1309 init_~r153~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 1943#L1319 assume 0 != init_~r212~0 % 256;init_~tmp___23~0 := 1; 1638#L1338 init_~r213~0 := (if 0 == init_~tmp___23~0 then 0 else 1); 1639#L1348 assume 0 != init_~r232~0 % 256;init_~tmp___24~0 := 1; 1631#L1367 init_~r233~0 := (if 0 == init_~tmp___24~0 then 0 else 1); 1753#L1377 assume 0 != init_~r242~0 % 256;init_~tmp___25~0 := 1; 1739#L1396 init_~r243~0 := (if 0 == init_~tmp___25~0 then 0 else 1); 1999#L1406 assume 0 != init_~r252~0 % 256;init_~tmp___26~0 := 1; 1556#L1425 init_~r253~0 := (if 0 == init_~tmp___26~0 then 0 else 1); 1548#L1435 assume 0 != init_~r312~0 % 256;init_~tmp___27~0 := 1; 1549#L1454 init_~r313~0 := (if 0 == init_~tmp___27~0 then 0 else 1); 1839#L1464 assume 0 != init_~r322~0 % 256;init_~tmp___28~0 := 1; 1547#L1483 init_~r323~0 := (if 0 == init_~tmp___28~0 then 0 else 1); 2059#L1493 assume 0 != init_~r342~0 % 256;init_~tmp___29~0 := 1; 1534#L1512 init_~r343~0 := (if 0 == init_~tmp___29~0 then 0 else 1); 1535#L1522 assume 0 != init_~r352~0 % 256;init_~tmp___30~0 := 1; 1533#L1541 init_~r353~0 := (if 0 == init_~tmp___30~0 then 0 else 1); 1966#L1551 assume 0 != init_~r412~0 % 256;init_~tmp___31~0 := 1; 1646#L1570 init_~r413~0 := (if 0 == init_~tmp___31~0 then 0 else 1); 1647#L1580 assume 0 != init_~r422~0 % 256;init_~tmp___32~0 := 1; 1572#L1599 init_~r423~0 := (if 0 == init_~tmp___32~0 then 0 else 1); 1767#L1609 assume 0 != init_~r432~0 % 256;init_~tmp___33~0 := 1; 1643#L1628 init_~r433~0 := (if 0 == init_~tmp___33~0 then 0 else 1); 1964#L1638 assume 0 != init_~r452~0 % 256;init_~tmp___34~0 := 1; 1403#L1657 init_~r453~0 := (if 0 == init_~tmp___34~0 then 0 else 1); 1396#L1667 assume 0 != init_~r512~0 % 256;init_~tmp___35~0 := 1; 1397#L1686 init_~r513~0 := (if 0 == init_~tmp___35~0 then 0 else 1); 1785#L1696 assume 0 != init_~r522~0 % 256;init_~tmp___36~0 := 1; 1395#L1715 init_~r523~0 := (if 0 == init_~tmp___36~0 then 0 else 1); 2069#L1725 assume 0 != init_~r532~0 % 256;init_~tmp___37~0 := 1; 1430#L1744 init_~r533~0 := (if 0 == init_~tmp___37~0 then 0 else 1); 1431#L1754 assume 0 != init_~r542~0 % 256;init_~tmp___38~0 := 1; 1423#L1773 init_~r543~0 := (if 0 == init_~tmp___38~0 then 0 else 1); 2011#L1783 assume 0 != init_~r123~0 % 256;init_~tmp___39~0 := 1; 1585#L1802 init_~r124~0 := (if 0 == init_~tmp___39~0 then 0 else 1); 2040#L1812 assume 0 != init_~r133~0 % 256;init_~tmp___40~0 := 1; 1417#L1831 init_~r134~0 := (if 0 == init_~tmp___40~0 then 0 else 1); 1576#L1841 assume 0 != init_~r143~0 % 256;init_~tmp___41~0 := 1; 1579#L1860 init_~r144~0 := (if 0 == init_~tmp___41~0 then 0 else 1); 1967#L1870 assume 0 != init_~r153~0 % 256;init_~tmp___42~0 := 1; 1690#L1889 init_~r154~0 := (if 0 == init_~tmp___42~0 then 0 else 1); 1681#L1899 assume 0 != init_~r213~0 % 256;init_~tmp___43~0 := 1; 1682#L1918 init_~r214~0 := (if 0 == init_~tmp___43~0 then 0 else 1); 1791#L1928 assume 0 != init_~r233~0 % 256;init_~tmp___44~0 := 1; 1686#L1947 init_~r234~0 := (if 0 == init_~tmp___44~0 then 0 else 1); 1981#L1957 assume 0 != init_~r243~0 % 256;init_~tmp___45~0 := 1; 1439#L1976 init_~r244~0 := (if 0 == init_~tmp___45~0 then 0 else 1); 1435#L1986 assume 0 != init_~r253~0 % 256;init_~tmp___46~0 := 1; 1436#L2005 init_~r254~0 := (if 0 == init_~tmp___46~0 then 0 else 1); 1817#L2015 assume 0 != init_~r313~0 % 256;init_~tmp___47~0 := 1; 1433#L2034 init_~r314~0 := (if 0 == init_~tmp___47~0 then 0 else 1); 2043#L2044 assume 0 != init_~r323~0 % 256;init_~tmp___48~0 := 1; 1479#L2063 init_~r324~0 := (if 0 == init_~tmp___48~0 then 0 else 1); 1480#L2073 assume 0 != init_~r343~0 % 256;init_~tmp___49~0 := 1; 1485#L2092 init_~r344~0 := (if 0 == init_~tmp___49~0 then 0 else 1); 1926#L2102 assume 0 != init_~r353~0 % 256;init_~tmp___50~0 := 1; 1879#L2121 init_~r354~0 := (if 0 == init_~tmp___50~0 then 0 else 1); 2041#L2131 assume 0 != init_~r413~0 % 256;init_~tmp___51~0 := 1; 1469#L2150 init_~r414~0 := (if 0 == init_~tmp___51~0 then 0 else 1); 1874#L2160 assume 0 != init_~r423~0 % 256;init_~tmp___52~0 := 1; 1876#L2179 init_~r424~0 := (if 0 == init_~tmp___52~0 then 0 else 1); 1917#L2189 assume 0 != init_~r433~0 % 256;init_~tmp___53~0 := 1; 1610#L2208 init_~r434~0 := (if 0 == init_~tmp___53~0 then 0 else 1); 1611#L2218 assume 0 != init_~r453~0 % 256;init_~tmp___54~0 := 1; 1603#L2237 init_~r454~0 := (if 0 == init_~tmp___54~0 then 0 else 1); 1822#L2247 assume 0 != init_~r513~0 % 256;init_~tmp___55~0 := 1; 1724#L2266 init_~r514~0 := (if 0 == init_~tmp___55~0 then 0 else 1); 2007#L2276 assume 0 != init_~r523~0 % 256;init_~tmp___56~0 := 1; 1510#L2295 init_~r524~0 := (if 0 == init_~tmp___56~0 then 0 else 1); 1514#L2305 assume 0 != init_~r533~0 % 256;init_~tmp___57~0 := 1; 1515#L2324 init_~r534~0 := (if 0 == init_~tmp___57~0 then 0 else 1); 1821#L2334 assume 0 != init_~r543~0 % 256;init_~tmp___58~0 := 1; 1505#L2353 init_~r544~0 := (if 0 == init_~tmp___58~0 then 0 else 1); 2055#L2363 assume !(~id1~0 != ~id2~0);init_~tmp___59~0 := 0; 1488#L2363-1 init_#res := init_~tmp___59~0; 1888#L2524 main_#t~ret82 := init_#res;main_~i2~0 := main_#t~ret82;havoc main_#t~ret82;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 1889#L21 assume !(0 == assume_abort_if_not_~cond); 1935#L20 ~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~nomsg~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~nomsg~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~nomsg~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~nomsg~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~nomsg~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~nomsg~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~nomsg~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~nomsg~0;~p54_new~0 := ~nomsg~0;main_~i2~0 := 0; 1963#L2696-2 [2020-11-30 01:30:11,725 INFO L796 eck$LassoCheckResult]: Loop: 1963#L2696-2 assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_#t~ite10; 1691#L148 assume !(0 != ~mode1~0 % 256); 1693#L187 assume !(~r1~0 < 4); 2018#L187-1 ~mode1~0 := 1; 1684#L148-2 havoc node2_#t~ite11, node2_#t~ite12, node2_#t~ite13, node2_#t~ite14; 1685#L211 assume !(0 != ~mode2~0 % 256); 1910#L250 assume !(~r2~0 < 4); 1529#L250-1 ~mode2~0 := 1; 1907#L211-2 havoc node3_#t~ite15, node3_#t~ite16, node3_#t~ite17, node3_#t~ite18; 1908#L274 assume !(0 != ~mode3~0 % 256); 1714#L313 assume !(~r3~0 < 4); 1715#L313-1 ~mode3~0 := 1; 1717#L274-2 havoc node4_#t~ite19, node4_#t~ite20, node4_#t~ite21, node4_#t~ite22; 1921#L337 assume !(0 != ~mode4~0 % 256); 1745#L376 assume !(~r4~0 < 4); 1747#L376-1 ~mode4~0 := 1; 1560#L337-2 havoc node5_#t~ite23, node5_#t~ite24, node5_#t~ite25, node5_#t~ite26; 1551#L400 assume !(0 != ~mode5~0 % 256); 1553#L439 assume !(~r5~0 < 4); 1618#L439-1 ~mode5~0 := 1; 1497#L400-2 ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~p15_new~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~p25_new~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~p35_new~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~p45_new~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~p51_new~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~p52_new~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~p53_new~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~p54_new~0;~p54_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 1498#L2532 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1860#L2533 assume ~st1~0 + ~nl1~0 <= 1; 1771#L2534 assume ~st2~0 + ~nl2~0 <= 1; 1772#L2535 assume ~st3~0 + ~nl3~0 <= 1; 1536#L2536 assume ~st4~0 + ~nl4~0 <= 1; 1537#L2537 assume ~st5~0 + ~nl5~0 <= 1; 1652#L2538 assume ~r1~0 >= 4; 1653#L2542 assume ~r1~0 < 4; 1523#L2547 assume ~r1~0 >= 4; 1524#L2552 assume ~r1~0 < 4;check_~tmp~1 := 1; 1774#L2532-1 check_#res := check_~tmp~1; 1858#L2588 main_#t~ret83 := check_#res;main_~c1~0 := main_#t~ret83;havoc main_#t~ret83;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1562#L2756 assume !(0 == assert_~arg % 256); 1563#L2751 main_#t~post84 := main_~i2~0;main_~i2~0 := 1 + main_#t~post84;havoc main_#t~post84; 1963#L2696-2 [2020-11-30 01:30:11,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:30:11,726 INFO L82 PathProgramCache]: Analyzing trace with hash -1707824794, now seen corresponding path program 2 times [2020-11-30 01:30:11,728 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:30:11,729 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837078433] [2020-11-30 01:30:11,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:30:11,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:30:12,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:30:12,091 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837078433] [2020-11-30 01:30:12,091 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:30:12,091 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 01:30:12,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028880903] [2020-11-30 01:30:12,093 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-11-30 01:30:12,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:30:12,093 INFO L82 PathProgramCache]: Analyzing trace with hash -1649651641, now seen corresponding path program 1 times [2020-11-30 01:30:12,094 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:30:12,094 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396159602] [2020-11-30 01:30:12,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:30:12,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:30:12,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:30:12,132 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396159602] [2020-11-30 01:30:12,133 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:30:12,133 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:30:12,133 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82555596] [2020-11-30 01:30:12,134 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-11-30 01:30:12,136 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:30:12,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:30:12,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:30:12,139 INFO L87 Difference]: Start difference. First operand 680 states and 1244 transitions. cyclomatic complexity: 565 Second operand 3 states. [2020-11-30 01:30:12,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:30:12,256 INFO L93 Difference]: Finished difference Result 808 states and 1453 transitions. [2020-11-30 01:30:12,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:30:12,258 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 808 states and 1453 transitions. [2020-11-30 01:30:12,271 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 282 [2020-11-30 01:30:12,283 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 808 states to 808 states and 1453 transitions. [2020-11-30 01:30:12,283 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 808 [2020-11-30 01:30:12,286 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 808 [2020-11-30 01:30:12,295 INFO L73 IsDeterministic]: Start isDeterministic. Operand 808 states and 1453 transitions. [2020-11-30 01:30:12,297 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-30 01:30:12,298 INFO L691 BuchiCegarLoop]: Abstraction has 808 states and 1453 transitions. [2020-11-30 01:30:12,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 808 states and 1453 transitions. [2020-11-30 01:30:12,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 808 to 808. [2020-11-30 01:30:12,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 808 states. [2020-11-30 01:30:12,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 808 states and 1453 transitions. [2020-11-30 01:30:12,334 INFO L714 BuchiCegarLoop]: Abstraction has 808 states and 1453 transitions. [2020-11-30 01:30:12,335 INFO L594 BuchiCegarLoop]: Abstraction has 808 states and 1453 transitions. [2020-11-30 01:30:12,335 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2020-11-30 01:30:12,335 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 808 states and 1453 transitions. [2020-11-30 01:30:12,345 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 282 [2020-11-30 01:30:12,345 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 01:30:12,346 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 01:30:12,357 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:30:12,358 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:30:12,362 INFO L794 eck$LassoCheckResult]: Stem: 3521#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(40);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p15~0 := 0;~p15_old~0 := 0;~p15_new~0 := 0;~ep15~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p25~0 := 0;~p25_old~0 := 0;~p25_new~0 := 0;~ep25~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p35~0 := 0;~p35_old~0 := 0;~p35_new~0 := 0;~ep35~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~p45~0 := 0;~p45_old~0 := 0;~p45_new~0 := 0;~ep45~0 := 0;~p51~0 := 0;~p51_old~0 := 0;~p51_new~0 := 0;~ep51~0 := 0;~p52~0 := 0;~p52_old~0 := 0;~p52_new~0 := 0;~ep52~0 := 0;~p53~0 := 0;~p53_old~0 := 0;~p53_new~0 := 0;~ep53~0 := 0;~p54~0 := 0;~p54_old~0 := 0;~p54_new~0 := 0;~ep54~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~id5~0 := 0;~r5~0 := 0;~st5~0 := 0;~nl5~0 := 0;~m5~0 := 0;~max5~0 := 0;~mode5~0 := 0; 3427#L-1 havoc main_#res;havoc main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~nondet43, main_#t~nondet44, main_#t~nondet45, main_#t~nondet46, main_#t~nondet47, main_#t~nondet48, main_#t~nondet49, main_#t~nondet50, main_#t~nondet51, main_#t~nondet52, main_#t~nondet53, main_#t~nondet54, main_#t~nondet55, main_#t~nondet56, main_#t~nondet57, main_#t~nondet58, main_#t~nondet59, main_#t~nondet60, main_#t~nondet61, main_#t~nondet62, main_#t~nondet63, main_#t~nondet64, main_#t~nondet65, main_#t~nondet66, main_#t~nondet67, main_#t~nondet68, main_#t~nondet69, main_#t~nondet70, main_#t~nondet71, main_#t~nondet72, main_#t~nondet73, main_#t~nondet74, main_#t~nondet75, main_#t~nondet76, main_#t~nondet77, main_#t~nondet78, main_#t~nondet79, main_#t~nondet80, main_#t~nondet81, main_#t~ret82, main_#t~ret83, main_#t~post84, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~ep12~0 := main_#t~nondet27;havoc main_#t~nondet27;~ep13~0 := main_#t~nondet28;havoc main_#t~nondet28;~ep14~0 := main_#t~nondet29;havoc main_#t~nondet29;~ep15~0 := main_#t~nondet30;havoc main_#t~nondet30;~ep21~0 := main_#t~nondet31;havoc main_#t~nondet31;~ep23~0 := main_#t~nondet32;havoc main_#t~nondet32;~ep24~0 := main_#t~nondet33;havoc main_#t~nondet33;~ep25~0 := main_#t~nondet34;havoc main_#t~nondet34;~ep31~0 := main_#t~nondet35;havoc main_#t~nondet35;~ep32~0 := main_#t~nondet36;havoc main_#t~nondet36;~ep34~0 := main_#t~nondet37;havoc main_#t~nondet37;~ep35~0 := main_#t~nondet38;havoc main_#t~nondet38;~ep41~0 := main_#t~nondet39;havoc main_#t~nondet39;~ep42~0 := main_#t~nondet40;havoc main_#t~nondet40;~ep43~0 := main_#t~nondet41;havoc main_#t~nondet41;~ep45~0 := main_#t~nondet42;havoc main_#t~nondet42;~ep51~0 := main_#t~nondet43;havoc main_#t~nondet43;~ep52~0 := main_#t~nondet44;havoc main_#t~nondet44;~ep53~0 := main_#t~nondet45;havoc main_#t~nondet45;~ep54~0 := main_#t~nondet46;havoc main_#t~nondet46;~id1~0 := main_#t~nondet47;havoc main_#t~nondet47;~r1~0 := main_#t~nondet48;havoc main_#t~nondet48;~st1~0 := main_#t~nondet49;havoc main_#t~nondet49;~nl1~0 := main_#t~nondet50;havoc main_#t~nondet50;~m1~0 := main_#t~nondet51;havoc main_#t~nondet51;~max1~0 := main_#t~nondet52;havoc main_#t~nondet52;~mode1~0 := main_#t~nondet53;havoc main_#t~nondet53;~id2~0 := main_#t~nondet54;havoc main_#t~nondet54;~r2~0 := main_#t~nondet55;havoc main_#t~nondet55;~st2~0 := main_#t~nondet56;havoc main_#t~nondet56;~nl2~0 := main_#t~nondet57;havoc main_#t~nondet57;~m2~0 := main_#t~nondet58;havoc main_#t~nondet58;~max2~0 := main_#t~nondet59;havoc main_#t~nondet59;~mode2~0 := main_#t~nondet60;havoc main_#t~nondet60;~id3~0 := main_#t~nondet61;havoc main_#t~nondet61;~r3~0 := main_#t~nondet62;havoc main_#t~nondet62;~st3~0 := main_#t~nondet63;havoc main_#t~nondet63;~nl3~0 := main_#t~nondet64;havoc main_#t~nondet64;~m3~0 := main_#t~nondet65;havoc main_#t~nondet65;~max3~0 := main_#t~nondet66;havoc main_#t~nondet66;~mode3~0 := main_#t~nondet67;havoc main_#t~nondet67;~id4~0 := main_#t~nondet68;havoc main_#t~nondet68;~r4~0 := main_#t~nondet69;havoc main_#t~nondet69;~st4~0 := main_#t~nondet70;havoc main_#t~nondet70;~nl4~0 := main_#t~nondet71;havoc main_#t~nondet71;~m4~0 := main_#t~nondet72;havoc main_#t~nondet72;~max4~0 := main_#t~nondet73;havoc main_#t~nondet73;~mode4~0 := main_#t~nondet74;havoc main_#t~nondet74;~id5~0 := main_#t~nondet75;havoc main_#t~nondet75;~r5~0 := main_#t~nondet76;havoc main_#t~nondet76;~st5~0 := main_#t~nondet77;havoc main_#t~nondet77;~nl5~0 := main_#t~nondet78;havoc main_#t~nondet78;~m5~0 := main_#t~nondet79;havoc main_#t~nondet79;~max5~0 := main_#t~nondet80;havoc main_#t~nondet80;~mode5~0 := main_#t~nondet81;havoc main_#t~nondet81;havoc init_#res;havoc init_~r121~0, init_~r131~0, init_~r141~0, init_~r151~0, init_~r211~0, init_~r231~0, init_~r241~0, init_~r251~0, init_~r311~0, init_~r321~0, init_~r341~0, init_~r351~0, init_~r411~0, init_~r421~0, init_~r431~0, init_~r451~0, init_~r511~0, init_~r521~0, init_~r531~0, init_~r541~0, init_~r122~0, init_~tmp~0, init_~r132~0, init_~tmp___0~0, init_~r142~0, init_~tmp___1~0, init_~r152~0, init_~tmp___2~0, init_~r212~0, init_~tmp___3~0, init_~r232~0, init_~tmp___4~0, init_~r242~0, init_~tmp___5~0, init_~r252~0, init_~tmp___6~0, init_~r312~0, init_~tmp___7~0, init_~r322~0, init_~tmp___8~0, init_~r342~0, init_~tmp___9~0, init_~r352~0, init_~tmp___10~0, init_~r412~0, init_~tmp___11~0, init_~r422~0, init_~tmp___12~0, init_~r432~0, init_~tmp___13~0, init_~r452~0, init_~tmp___14~0, init_~r512~0, init_~tmp___15~0, init_~r522~0, init_~tmp___16~0, init_~r532~0, init_~tmp___17~0, init_~r542~0, init_~tmp___18~0, init_~r123~0, init_~tmp___19~0, init_~r133~0, init_~tmp___20~0, init_~r143~0, init_~tmp___21~0, init_~r153~0, init_~tmp___22~0, init_~r213~0, init_~tmp___23~0, init_~r233~0, init_~tmp___24~0, init_~r243~0, init_~tmp___25~0, init_~r253~0, init_~tmp___26~0, init_~r313~0, init_~tmp___27~0, init_~r323~0, init_~tmp___28~0, init_~r343~0, init_~tmp___29~0, init_~r353~0, init_~tmp___30~0, init_~r413~0, init_~tmp___31~0, init_~r423~0, init_~tmp___32~0, init_~r433~0, init_~tmp___33~0, init_~r453~0, init_~tmp___34~0, init_~r513~0, init_~tmp___35~0, init_~r523~0, init_~tmp___36~0, init_~r533~0, init_~tmp___37~0, init_~r543~0, init_~tmp___38~0, init_~r124~0, init_~tmp___39~0, init_~r134~0, init_~tmp___40~0, init_~r144~0, init_~tmp___41~0, init_~r154~0, init_~tmp___42~0, init_~r214~0, init_~tmp___43~0, init_~r234~0, init_~tmp___44~0, init_~r244~0, init_~tmp___45~0, init_~r254~0, init_~tmp___46~0, init_~r314~0, init_~tmp___47~0, init_~r324~0, init_~tmp___48~0, init_~r344~0, init_~tmp___49~0, init_~r354~0, init_~tmp___50~0, init_~r414~0, init_~tmp___51~0, init_~r424~0, init_~tmp___52~0, init_~r434~0, init_~tmp___53~0, init_~r454~0, init_~tmp___54~0, init_~r514~0, init_~tmp___55~0, init_~r524~0, init_~tmp___56~0, init_~r534~0, init_~tmp___57~0, init_~r544~0, init_~tmp___58~0, init_~tmp___59~0;havoc init_~r121~0;havoc init_~r131~0;havoc init_~r141~0;havoc init_~r151~0;havoc init_~r211~0;havoc init_~r231~0;havoc init_~r241~0;havoc init_~r251~0;havoc init_~r311~0;havoc init_~r321~0;havoc init_~r341~0;havoc init_~r351~0;havoc init_~r411~0;havoc init_~r421~0;havoc init_~r431~0;havoc init_~r451~0;havoc init_~r511~0;havoc init_~r521~0;havoc init_~r531~0;havoc init_~r541~0;havoc init_~r122~0;havoc init_~tmp~0;havoc init_~r132~0;havoc init_~tmp___0~0;havoc init_~r142~0;havoc init_~tmp___1~0;havoc init_~r152~0;havoc init_~tmp___2~0;havoc init_~r212~0;havoc init_~tmp___3~0;havoc init_~r232~0;havoc init_~tmp___4~0;havoc init_~r242~0;havoc init_~tmp___5~0;havoc init_~r252~0;havoc init_~tmp___6~0;havoc init_~r312~0;havoc init_~tmp___7~0;havoc init_~r322~0;havoc init_~tmp___8~0;havoc init_~r342~0;havoc init_~tmp___9~0;havoc init_~r352~0;havoc init_~tmp___10~0;havoc init_~r412~0;havoc init_~tmp___11~0;havoc init_~r422~0;havoc init_~tmp___12~0;havoc init_~r432~0;havoc init_~tmp___13~0;havoc init_~r452~0;havoc init_~tmp___14~0;havoc init_~r512~0;havoc init_~tmp___15~0;havoc init_~r522~0;havoc init_~tmp___16~0;havoc init_~r532~0;havoc init_~tmp___17~0;havoc init_~r542~0;havoc init_~tmp___18~0;havoc init_~r123~0;havoc init_~tmp___19~0;havoc init_~r133~0;havoc init_~tmp___20~0;havoc init_~r143~0;havoc init_~tmp___21~0;havoc init_~r153~0;havoc init_~tmp___22~0;havoc init_~r213~0;havoc init_~tmp___23~0;havoc init_~r233~0;havoc init_~tmp___24~0;havoc init_~r243~0;havoc init_~tmp___25~0;havoc init_~r253~0;havoc init_~tmp___26~0;havoc init_~r313~0;havoc init_~tmp___27~0;havoc init_~r323~0;havoc init_~tmp___28~0;havoc init_~r343~0;havoc init_~tmp___29~0;havoc init_~r353~0;havoc init_~tmp___30~0;havoc init_~r413~0;havoc init_~tmp___31~0;havoc init_~r423~0;havoc init_~tmp___32~0;havoc init_~r433~0;havoc init_~tmp___33~0;havoc init_~r453~0;havoc init_~tmp___34~0;havoc init_~r513~0;havoc init_~tmp___35~0;havoc init_~r523~0;havoc init_~tmp___36~0;havoc init_~r533~0;havoc init_~tmp___37~0;havoc init_~r543~0;havoc init_~tmp___38~0;havoc init_~r124~0;havoc init_~tmp___39~0;havoc init_~r134~0;havoc init_~tmp___40~0;havoc init_~r144~0;havoc init_~tmp___41~0;havoc init_~r154~0;havoc init_~tmp___42~0;havoc init_~r214~0;havoc init_~tmp___43~0;havoc init_~r234~0;havoc init_~tmp___44~0;havoc init_~r244~0;havoc init_~tmp___45~0;havoc init_~r254~0;havoc init_~tmp___46~0;havoc init_~r314~0;havoc init_~tmp___47~0;havoc init_~r324~0;havoc init_~tmp___48~0;havoc init_~r344~0;havoc init_~tmp___49~0;havoc init_~r354~0;havoc init_~tmp___50~0;havoc init_~r414~0;havoc init_~tmp___51~0;havoc init_~r424~0;havoc init_~tmp___52~0;havoc init_~r434~0;havoc init_~tmp___53~0;havoc init_~r454~0;havoc init_~tmp___54~0;havoc init_~r514~0;havoc init_~tmp___55~0;havoc init_~r524~0;havoc init_~tmp___56~0;havoc init_~r534~0;havoc init_~tmp___57~0;havoc init_~r544~0;havoc init_~tmp___58~0;havoc init_~tmp___59~0;init_~r121~0 := ~ep12~0;init_~r131~0 := ~ep13~0;init_~r141~0 := ~ep14~0;init_~r151~0 := ~ep15~0;init_~r211~0 := ~ep21~0;init_~r231~0 := ~ep23~0;init_~r241~0 := ~ep24~0;init_~r251~0 := ~ep25~0;init_~r311~0 := ~ep31~0;init_~r321~0 := ~ep32~0;init_~r341~0 := ~ep34~0;init_~r351~0 := ~ep35~0;init_~r411~0 := ~ep41~0;init_~r421~0 := ~ep42~0;init_~r431~0 := ~ep43~0;init_~r451~0 := ~ep45~0;init_~r511~0 := ~ep51~0;init_~r521~0 := ~ep52~0;init_~r531~0 := ~ep53~0;init_~r541~0 := ~ep54~0; 3428#L623 assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 2897#L642 init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 3066#L652 assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 3061#L671 init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 3453#L681 assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 3164#L700 init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 3160#L710 assume 0 != init_~r151~0 % 256;init_~tmp___2~0 := 1; 3087#L729 init_~r152~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 3274#L739 assume 0 != init_~r211~0 % 256;init_~tmp___3~0 := 1; 3159#L758 init_~r212~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 3469#L768 assume 0 != init_~r231~0 % 256;init_~tmp___4~0 := 1; 2915#L787 init_~r232~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 2910#L797 assume 0 != init_~r241~0 % 256;init_~tmp___5~0 := 1; 2911#L816 init_~r242~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 3293#L826 assume 0 != init_~r251~0 % 256;init_~tmp___6~0 := 1; 2908#L845 init_~r252~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 3536#L855 assume 0 != init_~r311~0 % 256;init_~tmp___7~0 := 1; 2949#L874 init_~r312~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 2950#L884 assume 0 != init_~r321~0 % 256;init_~tmp___8~0 := 1; 2944#L903 init_~r322~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 3512#L913 assume 0 != init_~r341~0 % 256;init_~tmp___9~0 := 1; 3366#L932 init_~r342~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 3534#L942 assume 0 != init_~r351~0 % 256;init_~tmp___10~0 := 1; 2939#L961 init_~r352~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 3360#L971 assume 0 != init_~r411~0 % 256;init_~tmp___11~0 := 1; 3359#L990 init_~r412~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 3476#L1000 assume 0 != init_~r421~0 % 256;init_~tmp___12~0 := 1; 3204#L1019 init_~r422~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 3198#L1029 assume 0 != init_~r431~0 % 256;init_~tmp___13~0 := 1; 3199#L1048 init_~r432~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 3298#L1058 assume 0 != init_~r451~0 % 256;init_~tmp___14~0 := 1; 3197#L1077 init_~r452~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 3491#L1087 assume 0 != init_~r511~0 % 256;init_~tmp___15~0 := 1; 2969#L1106 init_~r512~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 2970#L1116 assume 0 != init_~r521~0 % 256;init_~tmp___16~0 := 1; 2972#L1135 init_~r522~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 3326#L1145 assume 0 != init_~r531~0 % 256;init_~tmp___17~0 := 1; 2963#L1164 init_~r532~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 3546#L1174 assume 0 != init_~r541~0 % 256;init_~tmp___18~0 := 1; 2957#L1193 init_~r542~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 2958#L1203 assume 0 != init_~r122~0 % 256;init_~tmp___19~0 := 1; 3018#L1222 init_~r123~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 3442#L1232 assume 0 != init_~r132~0 % 256;init_~tmp___20~0 := 1; 3098#L1251 init_~r133~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 3091#L1261 assume 0 != init_~r142~0 % 256;init_~tmp___21~0 := 1; 3007#L1280 init_~r143~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 3257#L1290 assume 0 != init_~r152~0 % 256;init_~tmp___22~0 := 1; 3089#L1309 init_~r153~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 3439#L1319 assume 0 != init_~r212~0 % 256;init_~tmp___23~0 := 1; 3132#L1338 init_~r213~0 := (if 0 == init_~tmp___23~0 then 0 else 1); 3133#L1348 assume 0 != init_~r232~0 % 256;init_~tmp___24~0 := 1; 3127#L1367 init_~r233~0 := (if 0 == init_~tmp___24~0 then 0 else 1); 3248#L1377 assume 0 != init_~r242~0 % 256;init_~tmp___25~0 := 1; 3233#L1396 init_~r243~0 := (if 0 == init_~tmp___25~0 then 0 else 1); 3495#L1406 assume 0 != init_~r252~0 % 256;init_~tmp___26~0 := 1; 3052#L1425 init_~r253~0 := (if 0 == init_~tmp___26~0 then 0 else 1); 3044#L1435 assume 0 != init_~r312~0 % 256;init_~tmp___27~0 := 1; 3045#L1454 init_~r313~0 := (if 0 == init_~tmp___27~0 then 0 else 1); 3334#L1464 assume 0 != init_~r322~0 % 256;init_~tmp___28~0 := 1; 3040#L1483 init_~r323~0 := (if 0 == init_~tmp___28~0 then 0 else 1); 3557#L1493 assume 0 != init_~r342~0 % 256;init_~tmp___29~0 := 1; 3030#L1512 init_~r343~0 := (if 0 == init_~tmp___29~0 then 0 else 1); 3031#L1522 assume 0 != init_~r352~0 % 256;init_~tmp___30~0 := 1; 3026#L1541 init_~r353~0 := (if 0 == init_~tmp___30~0 then 0 else 1); 3462#L1551 assume 0 != init_~r412~0 % 256;init_~tmp___31~0 := 1; 3142#L1570 init_~r413~0 := (if 0 == init_~tmp___31~0 then 0 else 1); 3143#L1580 assume 0 != init_~r422~0 % 256;init_~tmp___32~0 := 1; 3068#L1599 init_~r423~0 := (if 0 == init_~tmp___32~0 then 0 else 1); 3260#L1609 assume 0 != init_~r432~0 % 256;init_~tmp___33~0 := 1; 3139#L1628 init_~r433~0 := (if 0 == init_~tmp___33~0 then 0 else 1); 3459#L1638 assume 0 != init_~r452~0 % 256;init_~tmp___34~0 := 1; 2900#L1657 init_~r453~0 := (if 0 == init_~tmp___34~0 then 0 else 1); 2893#L1667 assume 0 != init_~r512~0 % 256;init_~tmp___35~0 := 1; 2894#L1686 init_~r513~0 := (if 0 == init_~tmp___35~0 then 0 else 1); 3280#L1696 assume 0 != init_~r522~0 % 256;init_~tmp___36~0 := 1; 2892#L1715 init_~r523~0 := (if 0 == init_~tmp___36~0 then 0 else 1); 3569#L1725 assume 0 != init_~r532~0 % 256;init_~tmp___37~0 := 1; 2927#L1744 init_~r533~0 := (if 0 == init_~tmp___37~0 then 0 else 1); 2928#L1754 assume 0 != init_~r542~0 % 256;init_~tmp___38~0 := 1; 2920#L1773 init_~r543~0 := (if 0 == init_~tmp___38~0 then 0 else 1); 3508#L1783 assume 0 != init_~r123~0 % 256;init_~tmp___39~0 := 1; 3081#L1802 init_~r124~0 := (if 0 == init_~tmp___39~0 then 0 else 1); 3538#L1812 assume 0 != init_~r133~0 % 256;init_~tmp___40~0 := 1; 2917#L1831 init_~r134~0 := (if 0 == init_~tmp___40~0 then 0 else 1); 3073#L1841 assume 0 != init_~r143~0 % 256;init_~tmp___41~0 := 1; 3078#L1860 init_~r144~0 := (if 0 == init_~tmp___41~0 then 0 else 1); 3463#L1870 assume 0 != init_~r153~0 % 256;init_~tmp___42~0 := 1; 3185#L1889 init_~r154~0 := (if 0 == init_~tmp___42~0 then 0 else 1); 3176#L1899 assume 0 != init_~r213~0 % 256;init_~tmp___43~0 := 1; 3177#L1918 init_~r214~0 := (if 0 == init_~tmp___43~0 then 0 else 1); 3286#L1928 assume 0 != init_~r233~0 % 256;init_~tmp___44~0 := 1; 3181#L1947 init_~r234~0 := (if 0 == init_~tmp___44~0 then 0 else 1); 3480#L1957 assume 0 != init_~r243~0 % 256;init_~tmp___45~0 := 1; 2936#L1976 init_~r244~0 := (if 0 == init_~tmp___45~0 then 0 else 1); 2932#L1986 assume 0 != init_~r253~0 % 256;init_~tmp___46~0 := 1; 2933#L2005 init_~r254~0 := (if 0 == init_~tmp___46~0 then 0 else 1); 3312#L2015 assume 0 != init_~r313~0 % 256;init_~tmp___47~0 := 1; 2930#L2034 init_~r314~0 := (if 0 == init_~tmp___47~0 then 0 else 1); 3541#L2044 assume 0 != init_~r323~0 % 256;init_~tmp___48~0 := 1; 2976#L2063 init_~r324~0 := (if 0 == init_~tmp___48~0 then 0 else 1); 2977#L2073 assume 0 != init_~r343~0 % 256;init_~tmp___49~0 := 1; 2982#L2092 init_~r344~0 := (if 0 == init_~tmp___49~0 then 0 else 1); 3422#L2102 assume 0 != init_~r353~0 % 256;init_~tmp___50~0 := 1; 3375#L2121 init_~r354~0 := (if 0 == init_~tmp___50~0 then 0 else 1); 3539#L2131 assume 0 != init_~r413~0 % 256;init_~tmp___51~0 := 1; 2966#L2150 init_~r414~0 := (if 0 == init_~tmp___51~0 then 0 else 1); 3370#L2160 assume 0 != init_~r423~0 % 256;init_~tmp___52~0 := 1; 3372#L2179 init_~r424~0 := (if 0 == init_~tmp___52~0 then 0 else 1); 3413#L2189 assume 0 != init_~r433~0 % 256;init_~tmp___53~0 := 1; 3106#L2208 init_~r434~0 := (if 0 == init_~tmp___53~0 then 0 else 1); 3107#L2218 assume 0 != init_~r453~0 % 256;init_~tmp___54~0 := 1; 3099#L2237 init_~r454~0 := (if 0 == init_~tmp___54~0 then 0 else 1); 3317#L2247 assume 0 != init_~r513~0 % 256;init_~tmp___55~0 := 1; 3219#L2266 init_~r514~0 := (if 0 == init_~tmp___55~0 then 0 else 1); 3504#L2276 assume 0 != init_~r523~0 % 256;init_~tmp___56~0 := 1; 3009#L2295 init_~r524~0 := (if 0 == init_~tmp___56~0 then 0 else 1); 3011#L2305 assume 0 != init_~r533~0 % 256;init_~tmp___57~0 := 1; 3012#L2324 init_~r534~0 := (if 0 == init_~tmp___57~0 then 0 else 1); 3316#L2334 assume 0 != init_~r543~0 % 256;init_~tmp___58~0 := 1; 3002#L2353 init_~r544~0 := (if 0 == init_~tmp___58~0 then 0 else 1); 3553#L2363 assume !(~id1~0 != ~id2~0);init_~tmp___59~0 := 0; 2985#L2363-1 init_#res := init_~tmp___59~0; 3384#L2524 main_#t~ret82 := init_#res;main_~i2~0 := main_#t~ret82;havoc main_#t~ret82;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 3385#L21 assume !(0 == assume_abort_if_not_~cond); 3432#L20 ~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~nomsg~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~nomsg~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~nomsg~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~nomsg~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~nomsg~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~nomsg~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~nomsg~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~nomsg~0;~p54_new~0 := ~nomsg~0;main_~i2~0 := 0; 3473#L2696-2 [2020-11-30 01:30:12,363 INFO L796 eck$LassoCheckResult]: Loop: 3473#L2696-2 assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_#t~ite10; 3693#L148 assume 0 != ~mode1~0 % 256;~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); 3187#L150 assume !(0 != ~ep21~0 % 256); 3444#L150-1 assume !(0 != ~ep31~0 % 256); 3109#L157 assume !(0 != ~ep41~0 % 256); 3362#L164 assume !(0 != ~ep51~0 % 256); 3110#L171 assume !(4 == ~r1~0); 3112#L178 ~mode1~0 := 0; 3659#L148-2 havoc node2_#t~ite11, node2_#t~ite12, node2_#t~ite13, node2_#t~ite14; 3657#L211 assume !(0 != ~mode2~0 % 256); 3658#L250 assume !(~r2~0 < 4); 3640#L250-1 ~mode2~0 := 1; 3636#L211-2 havoc node3_#t~ite15, node3_#t~ite16, node3_#t~ite17, node3_#t~ite18; 3634#L274 assume !(0 != ~mode3~0 % 256); 3635#L313 assume !(~r3~0 < 4); 3618#L313-1 ~mode3~0 := 1; 3617#L274-2 havoc node4_#t~ite19, node4_#t~ite20, node4_#t~ite21, node4_#t~ite22; 3615#L337 assume !(0 != ~mode4~0 % 256); 3616#L376 assume !(~r4~0 < 4); 3602#L376-1 ~mode4~0 := 1; 3599#L337-2 havoc node5_#t~ite23, node5_#t~ite24, node5_#t~ite25, node5_#t~ite26; 3595#L400 assume !(0 != ~mode5~0 % 256); 3591#L439 assume !(~r5~0 < 4); 3584#L439-1 ~mode5~0 := 1; 3583#L400-2 ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~p15_new~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~p25_new~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~p35_new~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~p45_new~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~p51_new~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~p52_new~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~p53_new~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~p54_new~0;~p54_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 3582#L2532 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 3581#L2533 assume ~st1~0 + ~nl1~0 <= 1; 3580#L2534 assume ~st2~0 + ~nl2~0 <= 1; 3579#L2535 assume ~st3~0 + ~nl3~0 <= 1; 3578#L2536 assume ~st4~0 + ~nl4~0 <= 1; 3577#L2537 assume ~st5~0 + ~nl5~0 <= 1; 3576#L2538 assume !(~r1~0 >= 4); 3566#L2541 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 3567#L2542 assume ~r1~0 < 4; 3575#L2547 assume !(~r1~0 >= 4); 3573#L2551 assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0 + ~nl4~0 + ~nl5~0; 3574#L2552 assume ~r1~0 < 4;check_~tmp~1 := 1; 3697#L2532-1 check_#res := check_~tmp~1; 3696#L2588 main_#t~ret83 := check_#res;main_~c1~0 := main_#t~ret83;havoc main_#t~ret83;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 3695#L2756 assume !(0 == assert_~arg % 256); 3694#L2751 main_#t~post84 := main_~i2~0;main_~i2~0 := 1 + main_#t~post84;havoc main_#t~post84; 3473#L2696-2 [2020-11-30 01:30:12,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:30:12,365 INFO L82 PathProgramCache]: Analyzing trace with hash -1707824794, now seen corresponding path program 3 times [2020-11-30 01:30:12,366 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:30:12,366 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056239172] [2020-11-30 01:30:12,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:30:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:30:12,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:30:12,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056239172] [2020-11-30 01:30:12,632 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:30:12,632 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 01:30:12,632 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105507026] [2020-11-30 01:30:12,633 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-11-30 01:30:12,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:30:12,634 INFO L82 PathProgramCache]: Analyzing trace with hash 310774446, now seen corresponding path program 1 times [2020-11-30 01:30:12,634 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:30:12,635 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043068965] [2020-11-30 01:30:12,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:30:12,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:30:12,669 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:30:12,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:30:12,688 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:30:12,759 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 01:30:14,188 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 217 DAG size of output: 209 [2020-11-30 01:30:15,299 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 217 DAG size of output: 210 [2020-11-30 01:30:15,332 INFO L210 LassoAnalysis]: Preferences: [2020-11-30 01:30:15,333 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-30 01:30:15,333 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-30 01:30:15,333 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-30 01:30:15,333 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-30 01:30:15,334 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:30:15,334 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-30 01:30:15,334 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-30 01:30:15,334 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_floodmax.5.1.ufo.BOUNDED-10.pals.c_Iteration3_Loop [2020-11-30 01:30:15,334 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-30 01:30:15,335 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-30 01:30:15,388 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,436 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,439 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,468 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,676 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-11-30 01:30:15,676 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,719 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,813 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,844 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,864 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:15,874 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:16,650 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-11-30 01:30:17,727 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-11-30 01:30:17,970 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-30 01:30:17,976 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:30:17,995 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 01:30:17,997 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:30:18,042 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-30 01:30:18,043 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 01:30:18,214 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-30 01:30:18,226 INFO L210 LassoAnalysis]: Preferences: [2020-11-30 01:30:18,226 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-30 01:30:18,226 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-30 01:30:18,226 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-30 01:30:18,226 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-30 01:30:18,226 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:30:18,226 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-30 01:30:18,226 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-30 01:30:18,226 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_floodmax.5.1.ufo.BOUNDED-10.pals.c_Iteration3_Loop [2020-11-30 01:30:18,227 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-30 01:30:18,227 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-30 01:30:18,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,292 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,305 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,335 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,341 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,689 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-11-30 01:30:18,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:18,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:30:19,763 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-11-30 01:30:20,602 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-11-30 01:30:20,738 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-30 01:30:20,744 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 01:30:20,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 01:30:20,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:30:20,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:30:20,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:30:20,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:30:20,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:30:20,774 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:30:20,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:30:20,779 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:30:20,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 01:30:20,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:30:20,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:30:20,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:30:20,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:30:20,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:30:20,823 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:30:20,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 01:30:20,828 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:30:20,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 01:30:20,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:30:20,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:30:20,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:30:20,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:30:20,861 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:30:20,861 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:30:20,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 01:30:20,863 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 01:30:20,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:30:20,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:30:20,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:30:20,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:30:20,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:30:20,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:30:20,897 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:30:20,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 01:30:20,904 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:30:20,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 01:30:20,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:30:20,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:30:20,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:30:20,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:30:20,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:30:20,944 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:30:20,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 01:30:20,957 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 01:30:21,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 01:30:21,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:30:21,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:30:21,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:30:21,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:30:21,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:30:21,014 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:30:21,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:30:21,017 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 01:30:21,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 01:30:21,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:30:21,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:30:21,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:30:21,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:30:21,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:30:21,077 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:30:21,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:30:21,090 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:30:21,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 01:30:21,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:30:21,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:30:21,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:30:21,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:30:21,149 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:30:21,153 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:30:21,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 01:30:21,155 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 01:30:21,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 01:30:21,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:30:21,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:30:21,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:30:21,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:30:21,212 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:30:21,214 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:30:21,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:30:21,217 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:30:21,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 01:30:21,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:30:21,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:30:21,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:30:21,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:30:21,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:30:21,253 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:30:21,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 01:30:21,256 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 01:30:21,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 01:30:21,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:30:21,315 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:30:21,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:30:21,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:30:21,316 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:30:21,317 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:30:21,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:30:21,319 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:30:21,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 01:30:21,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:30:21,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:30:21,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:30:21,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:30:21,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:30:21,356 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:30:21,356 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 01:30:21,358 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-30 01:30:21,365 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-11-30 01:30:21,365 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8afd6fdb-4236-4a77-8dc0-46298ff8d726/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:30:21,396 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-30 01:30:21,396 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-11-30 01:30:21,396 INFO L510 LassoAnalysis]: Proved termination. [2020-11-30 01:30:21,397 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i2~0) = -2*ULTIMATE.start_main_~i2~0 + 19 Supporting invariants [] [2020-11-30 01:30:21,425 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-11-30 01:30:21,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:30:21,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:30:21,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 810 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 01:30:21,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:30:22,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:30:22,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-30 01:30:22,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:30:22,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:30:22,064 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2020-11-30 01:30:22,067 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 808 states and 1453 transitions. cyclomatic complexity: 646 Second operand 3 states. [2020-11-30 01:30:22,243 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 808 states and 1453 transitions. cyclomatic complexity: 646. Second operand 3 states. Result 1089 states and 1920 transitions. Complement of second has 4 states. [2020-11-30 01:30:22,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2020-11-30 01:30:22,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-11-30 01:30:22,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1244 transitions. [2020-11-30 01:30:22,249 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 1244 transitions. Stem has 127 letters. Loop has 41 letters. [2020-11-30 01:30:22,253 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-30 01:30:22,254 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 1244 transitions. Stem has 168 letters. Loop has 41 letters. [2020-11-30 01:30:22,260 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-30 01:30:22,260 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 1244 transitions. Stem has 127 letters. Loop has 82 letters. [2020-11-30 01:30:22,261 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-30 01:30:22,261 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1089 states and 1920 transitions. [2020-11-30 01:30:22,275 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-30 01:30:22,275 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1089 states to 0 states and 0 transitions. [2020-11-30 01:30:22,276 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-11-30 01:30:22,276 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-11-30 01:30:22,276 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-11-30 01:30:22,276 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-30 01:30:22,276 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:30:22,276 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:30:22,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:30:22,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:30:22,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:30:22,278 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 5 states. [2020-11-30 01:30:22,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:30:22,279 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-11-30 01:30:22,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 01:30:22,279 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2020-11-30 01:30:22,279 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-30 01:30:22,280 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 01:30:22,280 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-11-30 01:30:22,280 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-11-30 01:30:22,280 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-11-30 01:30:22,280 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-30 01:30:22,280 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:30:22,281 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:30:22,281 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:30:22,281 INFO L427 BuchiCegarLoop]: ======== Iteration 4============ [2020-11-30 01:30:22,281 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-11-30 01:30:22,281 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-30 01:30:22,281 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-11-30 01:30:22,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 30.11 01:30:22 BoogieIcfgContainer [2020-11-30 01:30:22,296 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-30 01:30:22,303 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:30:22,303 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:30:22,304 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:30:22,305 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:30:09" (3/4) ... [2020-11-30 01:30:22,308 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-30 01:30:22,308 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:30:22,312 INFO L168 Benchmark]: Toolchain (without parser) took 17722.91 ms. Allocated memory was 102.8 MB in the beginning and 352.3 MB in the end (delta: 249.6 MB). Free memory was 76.1 MB in the beginning and 239.8 MB in the end (delta: -163.7 MB). Peak memory consumption was 86.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:30:22,313 INFO L168 Benchmark]: CDTParser took 0.98 ms. Allocated memory is still 71.3 MB. Free memory is still 46.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:30:22,315 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1048.03 ms. Allocated memory is still 102.8 MB. Free memory was 75.7 MB in the beginning and 51.9 MB in the end (delta: 23.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:30:22,319 INFO L168 Benchmark]: Boogie Procedure Inliner took 196.56 ms. Allocated memory is still 102.8 MB. Free memory was 51.9 MB in the beginning and 74.3 MB in the end (delta: -22.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:30:22,319 INFO L168 Benchmark]: Boogie Preprocessor took 132.02 ms. Allocated memory is still 102.8 MB. Free memory was 74.3 MB in the beginning and 66.7 MB in the end (delta: 7.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:30:22,320 INFO L168 Benchmark]: RCFGBuilder took 3799.02 ms. Allocated memory was 102.8 MB in the beginning and 157.3 MB in the end (delta: 54.5 MB). Free memory was 66.3 MB in the beginning and 91.4 MB in the end (delta: -25.1 MB). Peak memory consumption was 58.8 MB. Max. memory is 16.1 GB. [2020-11-30 01:30:22,322 INFO L168 Benchmark]: BuchiAutomizer took 12523.64 ms. Allocated memory was 157.3 MB in the beginning and 352.3 MB in the end (delta: 195.0 MB). Free memory was 91.4 MB in the beginning and 239.8 MB in the end (delta: -148.4 MB). Peak memory consumption was 46.6 MB. Max. memory is 16.1 GB. [2020-11-30 01:30:22,326 INFO L168 Benchmark]: Witness Printer took 5.36 ms. Allocated memory is still 352.3 MB. Free memory is still 239.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:30:22,330 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98 ms. Allocated memory is still 71.3 MB. Free memory is still 46.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1048.03 ms. Allocated memory is still 102.8 MB. Free memory was 75.7 MB in the beginning and 51.9 MB in the end (delta: 23.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 196.56 ms. Allocated memory is still 102.8 MB. Free memory was 51.9 MB in the beginning and 74.3 MB in the end (delta: -22.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 132.02 ms. Allocated memory is still 102.8 MB. Free memory was 74.3 MB in the beginning and 66.7 MB in the end (delta: 7.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3799.02 ms. Allocated memory was 102.8 MB in the beginning and 157.3 MB in the end (delta: 54.5 MB). Free memory was 66.3 MB in the beginning and 91.4 MB in the end (delta: -25.1 MB). Peak memory consumption was 58.8 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 12523.64 ms. Allocated memory was 157.3 MB in the beginning and 352.3 MB in the end (delta: 195.0 MB). Free memory was 91.4 MB in the beginning and 239.8 MB in the end (delta: -148.4 MB). Peak memory consumption was 46.6 MB. Max. memory is 16.1 GB. * Witness Printer took 5.36 ms. Allocated memory is still 352.3 MB. Free memory is still 239.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * i2 + 19 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 12.4s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 10.5s. Construction of modules took 0.1s. Büchi inclusion checks took 1.1s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 808 states and ocurred in iteration 2. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 3741 SDtfs, 1433 SDslu, 5235 SDs, 0 SdLazy, 35 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI2 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital292 mio100 ax100 hnf98 lsp42 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq231 hnf85 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 33ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...